./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.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_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/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_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/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_74faed72-d1d8-426b-bbc2-0bac517b210b/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 0f0c41cc4bbd081542690b2b24113aecb06bc89521cb806ea9d2ea12042870bc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:57:20,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:57:20,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:57:20,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:57:20,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:57:20,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:57:20,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:57:20,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:57:20,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:57:20,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:57:20,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:57:20,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:57:20,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:57:20,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:57:20,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:57:20,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:57:20,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:57:20,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:57:20,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:57:20,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:57:20,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:57:20,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:57:20,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:57:20,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:57:20,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:57:20,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:57:20,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:57:20,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:57:20,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:57:20,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:57:20,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:57:20,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:57:20,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:57:20,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:57:20,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:57:20,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:57:20,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:57:20,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:57:20,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:57:20,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:57:20,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:57:20,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 18:57:20,951 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:57:20,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:57:20,952 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:57:20,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:57:20,954 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:57:20,954 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:57:20,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:57:20,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:57:20,956 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:57:20,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:57:20,957 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:57:20,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:57:20,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:57:20,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:57:20,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:57:20,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:57:20,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:57:20,959 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:57:20,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:57:20,960 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:57:20,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:57:20,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:57:20,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:57:20,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 18:57:20,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:57:20,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:20,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:57:20,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:57:20,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:57:20,964 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:57:20,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:57:20,965 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:57:20,965 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:57:20,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:57:20,966 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:57:20,966 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:57:20,966 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_74faed72-d1d8-426b-bbc2-0bac517b210b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f0c41cc4bbd081542690b2b24113aecb06bc89521cb806ea9d2ea12042870bc [2021-11-13 18:57:21,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:57:21,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:57:21,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:57:21,349 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:57:21,350 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:57:21,352 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-13 18:57:21,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data/eaae50b68/9c91acf135e54391915a57eb650ce1f6/FLAG358997fe2 [2021-11-13 18:57:22,200 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:22,201 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-13 18:57:22,240 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data/eaae50b68/9c91acf135e54391915a57eb650ce1f6/FLAG358997fe2 [2021-11-13 18:57:22,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data/eaae50b68/9c91acf135e54391915a57eb650ce1f6 [2021-11-13 18:57:22,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:22,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:22,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:22,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:22,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:22,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:22" (1/1) ... [2021-11-13 18:57:22,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cc9c152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:22, skipping insertion in model container [2021-11-13 18:57:22,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:22" (1/1) ... [2021-11-13 18:57:22,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:22,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:22,824 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_74faed72-d1d8-426b-bbc2-0bac517b210b/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-13 18:57:23,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:23,168 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:23,182 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_74faed72-d1d8-426b-bbc2-0bac517b210b/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-13 18:57:23,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:23,348 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:23,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23 WrapperNode [2021-11-13 18:57:23,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:23,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:23,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:23,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:23,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:23,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:23,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:23,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:23,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:23,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:23,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:23,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:23,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (1/1) ... [2021-11-13 18:57:23,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:23,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:23,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:23,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:57:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:23,607 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:57:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:23,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:23,610 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 18:57:24,900 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:24,901 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:24,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:24 BoogieIcfgContainer [2021-11-13 18:57:24,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:24,905 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:24,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:24,910 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:24,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:22" (1/3) ... [2021-11-13 18:57:24,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59fdb81d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:24, skipping insertion in model container [2021-11-13 18:57:24,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:23" (2/3) ... [2021-11-13 18:57:24,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59fdb81d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:24, skipping insertion in model container [2021-11-13 18:57:24,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:24" (3/3) ... [2021-11-13 18:57:24,914 INFO L111 eAbstractionObserver]: Analyzing ICFG mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-13 18:57:24,920 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:24,920 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:24,920 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:24,920 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:24,974 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,975 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,975 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,975 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,975 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,976 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,976 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,976 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,977 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,977 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,977 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,977 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,980 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,980 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,980 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,980 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,980 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,981 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,989 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,992 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,993 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,994 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,995 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,996 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,997 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,997 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,998 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:24,998 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,002 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,002 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,002 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,010 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,011 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,011 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,011 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,015 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,015 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,015 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,015 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,020 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,020 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,020 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,020 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,020 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,021 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,021 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,021 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,021 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,023 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,023 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,024 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,024 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,024 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,030 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,031 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,031 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,031 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,031 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,031 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,032 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,032 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,032 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,032 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,032 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,033 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,033 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,033 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,033 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,033 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,034 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,035 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,035 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,035 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,035 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,035 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,037 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,037 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,038 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,038 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,038 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,042 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,043 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,043 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,043 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,043 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:25,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:25,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:25,117 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:25,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:25,156 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2021-11-13 18:57:25,163 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 18:57:25,164 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:57:25,359 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,361 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,362 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,362 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,362 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,363 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,363 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,363 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,364 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,364 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,364 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,413 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,416 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,416 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,417 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,417 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,417 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,418 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,418 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,419 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,419 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,419 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,425 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,425 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,526 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:25,550 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:57:25,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:25,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1596490325, now seen corresponding path program 1 times [2021-11-13 18:57:25,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:25,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342321679] [2021-11-13 18:57:25,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:25,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:26,230 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 18:57:26,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:26,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342321679] [2021-11-13 18:57:26,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342321679] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:26,232 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:26,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:57:26,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591682052] [2021-11-13 18:57:26,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:26,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 18:57:26,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:26,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 18:57:26,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 18:57:26,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:26,319 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:26,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 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 18:57:26,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:26,435 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,465 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,478 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,492 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,574 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,574 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,575 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,575 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,575 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,576 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,584 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,585 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,585 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,586 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,586 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,586 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,587 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,627 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,627 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,631 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,670 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,670 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,671 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,671 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,671 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,672 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,672 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,672 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,673 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,673 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,673 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,674 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,674 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,716 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,718 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,719 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,719 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,719 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,720 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,720 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,720 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,721 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,721 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,722 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,722 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,722 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,767 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,768 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,768 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,768 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,769 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,769 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,769 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,770 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,770 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,770 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,771 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,771 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,771 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,808 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,808 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,809 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,809 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,809 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,810 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,810 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,810 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,810 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,811 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,811 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,811 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,812 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,869 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,871 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,871 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,871 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,873 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,873 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,873 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,904 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,904 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,904 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,957 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,957 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,959 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,959 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,959 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,960 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,960 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,960 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,961 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:26,961 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 18:57:27,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:57:27,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:57:27,431 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:57:27,433 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-11-13 18:57:27,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:27,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:27,439 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:27,477 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:57:27,478 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 18:57:27,479 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 18:57:27,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 18:57:27,565 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,578 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,579 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,579 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,579 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,580 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,580 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,580 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,581 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,581 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,581 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,584 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:27,621 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 18:57:27,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:27,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1920110408, now seen corresponding path program 1 times [2021-11-13 18:57:27,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:27,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480126583] [2021-11-13 18:57:27,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:27,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:27,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:27,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:27,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480126583] [2021-11-13 18:57:27,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480126583] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:27,709 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:27,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:57:27,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802993680] [2021-11-13 18:57:27,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:27,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:57:27,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:27,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:57:27,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:57:27,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:27,712 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:27,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 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 18:57:27,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:27,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:27,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:57:27,731 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 18:57:27,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:27,733 INFO L85 PathProgramCache]: Analyzing trace with hash -185023354, now seen corresponding path program 1 times [2021-11-13 18:57:27,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:27,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474887600] [2021-11-13 18:57:27,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:27,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:28,078 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 18:57:28,078 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:28,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474887600] [2021-11-13 18:57:28,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474887600] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:28,079 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:28,079 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:28,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470547726] [2021-11-13 18:57:28,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:28,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:28,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:28,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:28,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:28,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:28,083 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:28,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 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 18:57:28,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:28,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:28,279 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,279 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,280 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,280 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,280 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,281 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,281 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,282 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,282 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,282 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,283 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,284 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,284 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,319 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,319 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,320 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,320 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,320 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,321 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,321 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,322 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,322 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,322 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,323 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,323 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,323 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,352 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,352 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,353 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,353 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,354 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,354 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,354 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,355 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,355 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,355 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,356 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,356 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,357 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:28,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:28,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:57:28,414 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 18:57:28,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:28,415 INFO L85 PathProgramCache]: Analyzing trace with hash -567837310, now seen corresponding path program 1 times [2021-11-13 18:57:28,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:28,416 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145156998] [2021-11-13 18:57:28,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:28,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:28,739 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 18:57:28,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:28,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145156998] [2021-11-13 18:57:28,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145156998] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:28,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:28,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:28,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207050070] [2021-11-13 18:57:28,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:28,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:28,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:28,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:28,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:28,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:28,745 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:28,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 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 18:57:28,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:28,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:28,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:28,857 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,862 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,862 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,863 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,863 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,863 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,864 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,864 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,864 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,865 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,865 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,865 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,866 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,866 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:28,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:28,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:28,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:57:28,982 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 18:57:28,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:28,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1531883073, now seen corresponding path program 1 times [2021-11-13 18:57:28,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:28,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238888021] [2021-11-13 18:57:28,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:28,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:29,237 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 18:57:29,237 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:29,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238888021] [2021-11-13 18:57:29,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238888021] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:29,238 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:29,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:57:29,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891256588] [2021-11-13 18:57:29,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:29,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:57:29,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:29,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:57:29,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:57:29,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:29,241 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:29,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 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 18:57:29,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:29,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:29,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:29,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:29,333 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,415 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,417 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:29,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:29,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:29,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:29,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:57:29,515 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 18:57:29,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:29,516 INFO L85 PathProgramCache]: Analyzing trace with hash -123586171, now seen corresponding path program 1 times [2021-11-13 18:57:29,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:29,517 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303769521] [2021-11-13 18:57:29,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:29,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:29,762 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 18:57:29,763 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:29,763 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303769521] [2021-11-13 18:57:29,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303769521] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:29,763 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:29,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:57:29,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059146145] [2021-11-13 18:57:29,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:29,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:29,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:29,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:29,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:29,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:29,765 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:29,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 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 18:57:29,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:29,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:29,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:29,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:29,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:29,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,003 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,003 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,004 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,004 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,004 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,005 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,005 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,005 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,005 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,006 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,006 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,006 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,007 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,057 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,058 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,058 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,098 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,101 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,101 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,101 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,101 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,103 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:30,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:30,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:30,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:30,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:30,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:57:30,429 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 18:57:30,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:30,430 INFO L85 PathProgramCache]: Analyzing trace with hash 299610359, now seen corresponding path program 2 times [2021-11-13 18:57:30,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:30,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332465228] [2021-11-13 18:57:30,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:30,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:30,666 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 18:57:30,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:30,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332465228] [2021-11-13 18:57:30,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332465228] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:30,668 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:30,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:57:30,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929379076] [2021-11-13 18:57:30,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:30,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:30,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:30,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:30,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:30,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:30,673 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:30,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 7 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 18:57:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:30,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:30,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:30,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:30,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:30,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:30,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:30,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:30,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:57:30,887 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 18:57:30,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:30,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1209208161, now seen corresponding path program 3 times [2021-11-13 18:57:30,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:30,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809713902] [2021-11-13 18:57:30,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:30,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:30,955 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:57:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:31,118 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:57:31,119 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:57:31,119 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 18:57:31,119 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 18:57:31,120 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 18:57:31,120 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 18:57:31,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:57:31,129 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1] [2021-11-13 18:57:31,129 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:57:31,133 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:57:31,133 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:57:31,327 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 18:57:31,336 INFO L158 Benchmark]: Toolchain (without parser) took 8877.22ms. Allocated memory was 113.2MB in the beginning and 186.6MB in the end (delta: 73.4MB). Free memory was 80.5MB in the beginning and 127.3MB in the end (delta: -46.9MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2021-11-13 18:57:31,338 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 77.6MB. Free memory was 42.4MB in the beginning and 42.3MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:57:31,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 886.60ms. Allocated memory is still 113.2MB. Free memory was 80.2MB in the beginning and 58.3MB in the end (delta: 21.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:31,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.88ms. Allocated memory is still 113.2MB. Free memory was 58.3MB in the beginning and 55.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:31,340 INFO L158 Benchmark]: Boogie Preprocessor took 56.64ms. Allocated memory is still 113.2MB. Free memory was 55.8MB in the beginning and 53.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:31,340 INFO L158 Benchmark]: RCFGBuilder took 1411.72ms. Allocated memory is still 113.2MB. Free memory was 53.8MB in the beginning and 77.1MB in the end (delta: -23.3MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2021-11-13 18:57:31,341 INFO L158 Benchmark]: TraceAbstraction took 6429.13ms. Allocated memory was 113.2MB in the beginning and 186.6MB in the end (delta: 73.4MB). Free memory was 77.1MB in the beginning and 127.3MB in the end (delta: -50.3MB). Peak memory consumption was 99.2MB. Max. memory is 16.1GB. [2021-11-13 18:57:31,342 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 77.6MB. Free memory was 42.4MB in the beginning and 42.3MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 886.60ms. Allocated memory is still 113.2MB. Free memory was 80.2MB in the beginning and 58.3MB in the end (delta: 21.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.88ms. Allocated memory is still 113.2MB. Free memory was 58.3MB in the beginning and 55.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.64ms. Allocated memory is still 113.2MB. Free memory was 55.8MB in the beginning and 53.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1411.72ms. Allocated memory is still 113.2MB. Free memory was 53.8MB in the beginning and 77.1MB in the end (delta: -23.3MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * TraceAbstraction took 6429.13ms. Allocated memory was 113.2MB in the beginning and 186.6MB in the end (delta: 73.4MB). Free memory was 77.1MB in the beginning and 127.3MB in the end (delta: -50.3MB). Peak memory consumption was 99.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15232, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 912, negative conditional: 889, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15141, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15141, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 12600, positive unconditional: 1720, negative: 1619, negative conditional: 798, negative unconditional: 821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 8924, positive unconditional: 5396, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 8924, positive unconditional: 5396, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1743, positive: 1714, positive conditional: 3, positive unconditional: 1711, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1743, positive: 1707, positive conditional: 0, positive unconditional: 1707, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 741, positive: 93, positive conditional: 82, positive unconditional: 11, negative: 648, negative conditional: 152, negative unconditional: 496, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15939, positive: 12606, positive conditional: 8921, positive unconditional: 3685, negative: 1590, negative conditional: 745, negative unconditional: 845, unknown: 1743, unknown conditional: 7, unknown unconditional: 1736] , Statistics on independence cache: Total cache size (in pairs): 1743, Positive cache size: 1714, Positive conditional cache size: 3, Positive unconditional cache size: 1711, Negative cache size: 29, Negative conditional cache size: 4, Negative unconditional cache size: 25, Eliminated conditions: 3725, Maximal queried relation: 1, Independence queries for same thread: 91 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 656.50ms, Number of persistent set computation: 1316, Number of trivial persistent sets: 772, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1716, positive: 1693, positive conditional: 0, positive unconditional: 1693, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15232, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 912, negative conditional: 889, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15141, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15141, positive: 14320, positive conditional: 12627, positive unconditional: 1693, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 12600, positive unconditional: 1720, negative: 1619, negative conditional: 798, negative unconditional: 821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 8924, positive unconditional: 5396, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15939, positive: 14320, positive conditional: 8924, positive unconditional: 5396, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1743, positive: 1714, positive conditional: 3, positive unconditional: 1711, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1743, positive: 1707, positive conditional: 0, positive unconditional: 1707, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 741, positive: 93, positive conditional: 82, positive unconditional: 11, negative: 648, negative conditional: 152, negative unconditional: 496, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15939, positive: 12606, positive conditional: 8921, positive unconditional: 3685, negative: 1590, negative conditional: 745, negative unconditional: 845, unknown: 1743, unknown conditional: 7, unknown unconditional: 1736] , Statistics on independence cache: Total cache size (in pairs): 1743, Positive cache size: 1714, Positive conditional cache size: 3, Positive unconditional cache size: 1711, Negative cache size: 29, Negative conditional cache size: 4, Negative unconditional cache size: 25, Eliminated conditions: 3725, Maximal queried relation: 1, Independence queries for same thread: 91 - 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: 7440, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 294, negative conditional: 265, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7358, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 212, negative conditional: 183, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7358, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 212, negative conditional: 183, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8100, positive: 7146, positive conditional: 5382, positive unconditional: 1764, negative: 954, negative conditional: 742, negative unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8100, positive: 7146, positive conditional: 1032, positive unconditional: 6114, negative: 954, negative conditional: 80, negative unconditional: 874, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8100, positive: 7146, positive conditional: 1032, positive unconditional: 6114, negative: 954, negative conditional: 80, negative unconditional: 874, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1430, positive: 1397, positive conditional: 8, positive unconditional: 1389, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1430, positive: 1383, positive conditional: 0, positive unconditional: 1383, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 523, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 496, negative conditional: 6, negative unconditional: 491, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8100, positive: 5749, positive conditional: 1024, positive unconditional: 4725, negative: 921, negative conditional: 77, negative unconditional: 844, unknown: 1430, unknown conditional: 11, unknown unconditional: 1419] , Statistics on independence cache: Total cache size (in pairs): 1430, Positive cache size: 1397, Positive conditional cache size: 8, Positive unconditional cache size: 1389, Negative cache size: 33, Negative conditional cache size: 3, Negative unconditional cache size: 30, Eliminated conditions: 5012, Maximal queried relation: 5, Independence queries for same thread: 82 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 523.28ms, Number of persistent set computation: 517, Number of trivial persistent sets: 288, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1418, positive: 1389, positive conditional: 0, positive unconditional: 1389, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7440, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 294, negative conditional: 265, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7358, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 212, negative conditional: 183, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7358, positive: 7146, positive conditional: 5757, positive unconditional: 1389, negative: 212, negative conditional: 183, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8100, positive: 7146, positive conditional: 5382, positive unconditional: 1764, negative: 954, negative conditional: 742, negative unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8100, positive: 7146, positive conditional: 1032, positive unconditional: 6114, negative: 954, negative conditional: 80, negative unconditional: 874, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8100, positive: 7146, positive conditional: 1032, positive unconditional: 6114, negative: 954, negative conditional: 80, negative unconditional: 874, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1430, positive: 1397, positive conditional: 8, positive unconditional: 1389, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1430, positive: 1383, positive conditional: 0, positive unconditional: 1383, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 523, positive: 26, positive conditional: 18, positive unconditional: 8, negative: 496, negative conditional: 6, negative unconditional: 491, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8100, positive: 5749, positive conditional: 1024, positive unconditional: 4725, negative: 921, negative conditional: 77, negative unconditional: 844, unknown: 1430, unknown conditional: 11, unknown unconditional: 1419] , Statistics on independence cache: Total cache size (in pairs): 1430, Positive cache size: 1397, Positive conditional cache size: 8, Positive unconditional cache size: 1389, Negative cache size: 33, Negative conditional cache size: 3, Negative unconditional cache size: 30, Eliminated conditions: 5012, Maximal queried relation: 5, Independence queries for same thread: 82 - 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 18:57:31,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:31,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:31,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/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_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/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_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/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_74faed72-d1d8-426b-bbc2-0bac517b210b/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 0f0c41cc4bbd081542690b2b24113aecb06bc89521cb806ea9d2ea12042870bc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:57:34,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:57:34,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:57:34,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:57:34,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:57:34,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:57:34,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:57:34,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:57:34,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:57:34,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:57:34,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:57:34,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:57:34,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:57:34,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:57:34,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:57:34,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:57:34,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:57:34,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:57:34,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:57:34,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:57:34,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:57:34,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:57:34,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:57:34,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:57:34,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:57:34,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:57:34,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:57:34,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:57:34,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:57:34,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:57:34,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:57:34,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:57:34,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:57:34,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:57:34,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:57:34,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:57:34,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:57:34,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:57:34,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:57:34,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:57:34,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:57:34,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 18:57:34,741 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:57:34,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:57:34,742 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:57:34,742 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:57:34,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:57:34,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:57:34,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:57:34,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:57:34,745 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:57:34,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:57:34,745 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:57:34,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:57:34,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:57:34,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:57:34,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:57:34,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:57:34,747 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:57:34,747 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:57:34,747 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:57:34,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:57:34,748 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:57:34,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:57:34,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:57:34,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:57:34,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:57:34,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:34,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:57:34,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:57:34,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:57:34,750 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:57:34,751 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:57:34,751 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:57:34,751 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:57:34,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:57:34,752 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:57:34,752 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:57:34,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:57:34,753 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_74faed72-d1d8-426b-bbc2-0bac517b210b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f0c41cc4bbd081542690b2b24113aecb06bc89521cb806ea9d2ea12042870bc [2021-11-13 18:57:35,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:57:35,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:57:35,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:57:35,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:57:35,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:57:35,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-13 18:57:35,325 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data/652a0a003/04ee686322594191b3ac62fad6ffcaf5/FLAGcb1aebbec [2021-11-13 18:57:36,125 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:36,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-13 18:57:36,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data/652a0a003/04ee686322594191b3ac62fad6ffcaf5/FLAGcb1aebbec [2021-11-13 18:57:36,329 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/data/652a0a003/04ee686322594191b3ac62fad6ffcaf5 [2021-11-13 18:57:36,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:36,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:36,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:36,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:36,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:36,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:36" (1/1) ... [2021-11-13 18:57:36,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a088cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:36, skipping insertion in model container [2021-11-13 18:57:36,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:36" (1/1) ... [2021-11-13 18:57:36,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:36,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:36,664 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_74faed72-d1d8-426b-bbc2-0bac517b210b/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-13 18:57:36,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:36,966 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:36,985 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_74faed72-d1d8-426b-bbc2-0bac517b210b/sv-benchmarks/c/pthread-wmm/mix052_pso.opt_rmo.opt_tso.opt.i[964,977] [2021-11-13 18:57:37,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:37,120 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:37,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37 WrapperNode [2021-11-13 18:57:37,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:37,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:37,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:37,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:37,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:37,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:37,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:37,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:37,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:37,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:37,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:37,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:37,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (1/1) ... [2021-11-13 18:57:37,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:37,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:37,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:37,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:37,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 18:57:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 18:57:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:37,422 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:37,422 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:37,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:37,424 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 18:57:38,542 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:38,542 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:38,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:38 BoogieIcfgContainer [2021-11-13 18:57:38,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:38,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:38,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:38,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:38,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:36" (1/3) ... [2021-11-13 18:57:38,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441581dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:38, skipping insertion in model container [2021-11-13 18:57:38,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:37" (2/3) ... [2021-11-13 18:57:38,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441581dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:38, skipping insertion in model container [2021-11-13 18:57:38,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:38" (3/3) ... [2021-11-13 18:57:38,559 INFO L111 eAbstractionObserver]: Analyzing ICFG mix052_pso.opt_rmo.opt_tso.opt.i [2021-11-13 18:57:38,566 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:38,567 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:38,567 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:38,567 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:38,625 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,626 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,626 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,627 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,627 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,627 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,627 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,628 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,628 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,629 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,629 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,631 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,631 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,632 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,632 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,632 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,632 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,633 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,633 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,634 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,634 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,634 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,636 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,636 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,636 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,636 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,637 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,637 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,637 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,638 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,638 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,638 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,638 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,639 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,639 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,639 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,639 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,639 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,640 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,640 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,640 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,640 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,641 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,641 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,641 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,642 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,642 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,642 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,642 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,643 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,643 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,643 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,643 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,644 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,644 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,644 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,644 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,646 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,647 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,647 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,647 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,647 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,648 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,648 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,648 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,648 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,649 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,649 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,649 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,650 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,650 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,650 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,650 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,651 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,651 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,651 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,651 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,652 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,652 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,653 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,654 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,657 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,657 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,657 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,658 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,658 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,659 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,659 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,659 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,659 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,667 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,667 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,669 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,670 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,670 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,670 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,676 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,676 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,676 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,676 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,678 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,678 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,678 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,680 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,680 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,680 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,684 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,685 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,692 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,693 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,694 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,694 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,694 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,695 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,696 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,696 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,696 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,696 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,697 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,698 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,698 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,698 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,698 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,700 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,701 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,701 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,701 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,702 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,702 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,703 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,704 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,704 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,704 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,705 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,705 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,705 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,705 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,706 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,707 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,708 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,709 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:38,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:38,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:38,787 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:38,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:38,845 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2021-11-13 18:57:38,855 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 18:57:38,855 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:57:39,131 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,132 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,133 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,133 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,133 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,134 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,134 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,135 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,135 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,135 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,136 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,136 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,136 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,193 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,195 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,196 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,196 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,197 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,197 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,197 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,198 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,198 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,198 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,281 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,300 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:57:39,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:39,306 INFO L85 PathProgramCache]: Analyzing trace with hash -137222555, now seen corresponding path program 1 times [2021-11-13 18:57:39,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:39,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605654750] [2021-11-13 18:57:39,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:39,323 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:39,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:39,330 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:39,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 18:57:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:39,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 18:57:39,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:40,417 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 18:57:40,418 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:40,865 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 18:57:40,866 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:40,866 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605654750] [2021-11-13 18:57:40,867 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605654750] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:40,867 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:40,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 2] imperfect sequences [] total 5 [2021-11-13 18:57:40,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058473307] [2021-11-13 18:57:40,870 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:40,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:40,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:40,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:40,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:40,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,915 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:40,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 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 18:57:40,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:41,024 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,056 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,071 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,161 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,162 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,162 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,163 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,163 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,163 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,164 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,164 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,165 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,165 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,165 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,166 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,166 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,198 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,199 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,199 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,241 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,241 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,242 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,242 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,243 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,243 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,243 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,244 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,245 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,248 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,282 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,288 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,288 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,289 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,289 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,289 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,290 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,290 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,290 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,291 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,291 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,291 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,296 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,296 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,349 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,349 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,349 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,350 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,350 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,351 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,351 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,351 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,352 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,352 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,352 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,353 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,353 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,383 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,384 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,384 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,384 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,385 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,385 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,385 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,386 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,386 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,386 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,387 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,387 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,388 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,420 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,423 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,423 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,424 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,424 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,424 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,425 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,425 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,426 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,457 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,458 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,458 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,459 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,459 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,460 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,460 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,460 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,461 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,461 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,461 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,462 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,462 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,494 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,494 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,495 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,495 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,495 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,496 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,496 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,497 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,497 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,497 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,498 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,498 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,499 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:57:42,075 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:57:42,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:42,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:42,311 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:57:42,312 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2021-11-13 18:57:42,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:42,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:42,318 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:42,324 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:57:42,326 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 18:57:42,326 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 18:57:42,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-13 18:57:42,424 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,438 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,439 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,439 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,440 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,440 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,440 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,441 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,441 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,441 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,443 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,445 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,489 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 18:57:42,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:42,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1595503208, now seen corresponding path program 1 times [2021-11-13 18:57:42,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:42,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1387473972] [2021-11-13 18:57:42,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:42,494 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:42,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:42,498 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:42,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 18:57:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:42,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 18:57:42,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:42,843 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 18:57:42,844 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:42,995 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 18:57:42,995 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:42,996 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1387473972] [2021-11-13 18:57:42,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1387473972] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:42,996 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:42,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 18:57:42,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2195498] [2021-11-13 18:57:42,997 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:42,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:57:42,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:42,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:57:42,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:57:42,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:43,000 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:43,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 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 18:57:43,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:43,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:43,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:43,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:43,231 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 18:57:43,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:43,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1370476886, now seen corresponding path program 1 times [2021-11-13 18:57:43,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:43,233 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1417768366] [2021-11-13 18:57:43,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:43,233 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:43,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:43,235 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:43,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 18:57:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:43,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:43,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:43,611 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 18:57:43,611 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:43,824 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 18:57:43,824 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:43,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1417768366] [2021-11-13 18:57:43,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1417768366] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:43,825 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:43,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 18:57:43,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030410122] [2021-11-13 18:57:43,826 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:43,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:43,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:43,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:43,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:43,831 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:43,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 7 states have internal predecessors, (127), 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 18:57:43,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:43,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:43,955 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,955 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,956 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,956 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,956 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,957 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,957 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,957 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,959 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:43,959 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,010 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,011 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,012 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,012 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,013 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,013 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,013 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,014 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,014 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,015 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,015 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,015 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,016 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,016 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:44,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:44,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:44,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:44,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:44,384 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 18:57:44,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:44,385 INFO L85 PathProgramCache]: Analyzing trace with hash -480735791, now seen corresponding path program 1 times [2021-11-13 18:57:44,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:44,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [179268696] [2021-11-13 18:57:44,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:44,407 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:44,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:44,408 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:44,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 18:57:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:44,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:57:44,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:44,891 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 18:57:44,891 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:45,175 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 18:57:45,176 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:45,176 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [179268696] [2021-11-13 18:57:45,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [179268696] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:45,177 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:45,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 18:57:45,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148763166] [2021-11-13 18:57:45,177 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:45,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:57:45,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:45,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:57:45,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:57:45,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:45,180 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:45,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.363636363636363) internal successors, (147), 11 states have internal predecessors, (147), 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 18:57:45,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:45,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:45,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:45,273 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:45,317 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:45,319 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:45,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:45,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:45,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:45,645 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 18:57:45,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:45,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1226974579, now seen corresponding path program 1 times [2021-11-13 18:57:45,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:45,647 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [797610739] [2021-11-13 18:57:45,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:45,647 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:45,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:45,649 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:45,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 18:57:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:45,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:57:45,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:46,053 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 18:57:46,053 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:46,319 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 18:57:46,319 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:46,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [797610739] [2021-11-13 18:57:46,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [797610739] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:46,320 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:46,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:57:46,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220050707] [2021-11-13 18:57:46,321 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:46,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:57:46,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:46,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:57:46,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:57:46,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:46,325 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:46,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.166666666666666) internal successors, (122), 12 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 18:57:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:46,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:46,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:46,569 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,569 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,569 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,570 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,570 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,570 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,571 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,571 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,571 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,572 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,572 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,572 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,573 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,601 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,601 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,602 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,602 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,602 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,603 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,603 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,603 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,604 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,604 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,604 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,604 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,605 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,657 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,658 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,658 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,658 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,659 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,659 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,659 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,660 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,701 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,701 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,704 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,704 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,704 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:46,706 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:47,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:47,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:47,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:47,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:47,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:47,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:47,275 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 18:57:47,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:47,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1836382175, now seen corresponding path program 2 times [2021-11-13 18:57:47,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:47,277 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1199987010] [2021-11-13 18:57:47,277 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:57:47,277 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:47,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:47,279 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:47,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 18:57:47,446 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:57:47,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:57:47,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:47,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:47,651 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 18:57:47,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:47,959 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 18:57:47,960 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:47,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1199987010] [2021-11-13 18:57:47,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1199987010] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:47,960 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:47,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-13 18:57:47,961 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602820029] [2021-11-13 18:57:47,961 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:47,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:57:47,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:47,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:57:47,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:57:47,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:47,966 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:47,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.2) internal successors, (112), 10 states have internal predecessors, (112), 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 18:57:47,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:47,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:47,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:47,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:47,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:48,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:48,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:48,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:48,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:48,437 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 18:57:48,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:48,438 INFO L85 PathProgramCache]: Analyzing trace with hash 141352589, now seen corresponding path program 3 times [2021-11-13 18:57:48,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:48,439 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2101046155] [2021-11-13 18:57:48,439 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:57:48,439 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:48,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:48,440 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:48,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-13 18:57:48,609 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 18:57:48,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:57:48,609 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:57:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:48,880 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 18:57:48,880 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:57:48,881 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 18:57:48,881 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 18:57:48,881 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 18:57:48,881 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 18:57:48,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:49,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:49,104 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2021-11-13 18:57:49,104 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:57:49,108 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:57:49,108 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:57:49,277 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 18:57:49,279 INFO L158 Benchmark]: Toolchain (without parser) took 12944.93ms. Allocated memory was 71.3MB in the beginning and 180.4MB in the end (delta: 109.1MB). Free memory was 47.1MB in the beginning and 138.1MB in the end (delta: -91.0MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. [2021-11-13 18:57:49,280 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:57:49,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 785.10ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 40.7MB in the end (delta: 6.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 18:57:49,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.52ms. Allocated memory is still 71.3MB. Free memory was 40.7MB in the beginning and 38.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:57:49,281 INFO L158 Benchmark]: Boogie Preprocessor took 79.53ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 35.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:49,282 INFO L158 Benchmark]: RCFGBuilder took 1250.00ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 35.8MB in the beginning and 63.2MB in the end (delta: -27.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-11-13 18:57:49,283 INFO L158 Benchmark]: TraceAbstraction took 10727.93ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 63.2MB in the beginning and 138.1MB in the end (delta: -74.9MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-11-13 18:57:49,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 54.5MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 785.10ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 40.7MB in the end (delta: 6.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.52ms. Allocated memory is still 71.3MB. Free memory was 40.7MB in the beginning and 38.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.53ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 35.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1250.00ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 35.8MB in the beginning and 63.2MB in the end (delta: -27.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * TraceAbstraction took 10727.93ms. Allocated memory was 94.4MB in the beginning and 180.4MB in the end (delta: 86.0MB). Free memory was 63.2MB in the beginning and 138.1MB in the end (delta: -74.9MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15436, positive: 15154, positive conditional: 13461, positive unconditional: 1693, negative: 282, negative conditional: 259, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15345, positive: 15154, positive conditional: 13461, positive unconditional: 1693, negative: 191, negative conditional: 168, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15345, positive: 15154, positive conditional: 13461, positive unconditional: 1693, negative: 191, negative conditional: 168, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15513, positive: 15154, positive conditional: 13434, positive unconditional: 1720, negative: 359, negative conditional: 168, negative unconditional: 191, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15513, positive: 15154, positive conditional: 9738, positive unconditional: 5416, negative: 359, negative conditional: 118, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15513, positive: 15154, positive conditional: 9738, positive unconditional: 5416, negative: 359, negative conditional: 118, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1742, positive: 1715, positive conditional: 4, positive unconditional: 1711, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1742, positive: 1707, positive conditional: 0, positive unconditional: 1707, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 732, positive: 185, positive conditional: 147, positive unconditional: 39, negative: 546, negative conditional: 117, negative unconditional: 429, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15513, positive: 13439, positive conditional: 9734, positive unconditional: 3705, negative: 332, negative conditional: 115, negative unconditional: 217, unknown: 1742, unknown conditional: 7, unknown unconditional: 1735] , Statistics on independence cache: Total cache size (in pairs): 1742, Positive cache size: 1715, Positive conditional cache size: 4, Positive unconditional cache size: 1711, Negative cache size: 27, Negative conditional cache size: 3, Negative unconditional cache size: 24, Eliminated conditions: 3746, Maximal queried relation: 1, Independence queries for same thread: 91 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 714.64ms, Number of persistent set computation: 1317, Number of trivial persistent sets: 773, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1716, positive: 1693, positive conditional: 0, positive unconditional: 1693, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15436, positive: 15154, positive conditional: 13461, positive unconditional: 1693, negative: 282, negative conditional: 259, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15345, positive: 15154, positive conditional: 13461, positive unconditional: 1693, negative: 191, negative conditional: 168, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15345, positive: 15154, positive conditional: 13461, positive unconditional: 1693, negative: 191, negative conditional: 168, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15513, positive: 15154, positive conditional: 13434, positive unconditional: 1720, negative: 359, negative conditional: 168, negative unconditional: 191, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15513, positive: 15154, positive conditional: 9738, positive unconditional: 5416, negative: 359, negative conditional: 118, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15513, positive: 15154, positive conditional: 9738, positive unconditional: 5416, negative: 359, negative conditional: 118, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1742, positive: 1715, positive conditional: 4, positive unconditional: 1711, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1742, positive: 1707, positive conditional: 0, positive unconditional: 1707, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 35, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 27, negative conditional: 3, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 732, positive: 185, positive conditional: 147, positive unconditional: 39, negative: 546, negative conditional: 117, negative unconditional: 429, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15513, positive: 13439, positive conditional: 9734, positive unconditional: 3705, negative: 332, negative conditional: 115, negative unconditional: 217, unknown: 1742, unknown conditional: 7, unknown unconditional: 1735] , Statistics on independence cache: Total cache size (in pairs): 1742, Positive cache size: 1715, Positive conditional cache size: 4, Positive unconditional cache size: 1711, Negative cache size: 27, Negative conditional cache size: 3, Negative unconditional cache size: 24, Eliminated conditions: 3746, Maximal queried relation: 1, Independence queries for same thread: 91 - 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: 6311, positive: 6078, positive conditional: 4731, positive unconditional: 1347, negative: 233, negative conditional: 206, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6243, positive: 6078, positive conditional: 4731, positive unconditional: 1347, negative: 165, negative conditional: 138, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6243, positive: 6078, positive conditional: 4731, positive unconditional: 1347, negative: 165, negative conditional: 138, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6910, positive: 6078, positive conditional: 4401, positive unconditional: 1677, negative: 832, negative conditional: 667, negative unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6910, positive: 6078, positive conditional: 970, positive unconditional: 5108, negative: 832, negative conditional: 68, negative unconditional: 764, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6910, positive: 6078, positive conditional: 970, positive unconditional: 5108, negative: 832, negative conditional: 68, negative unconditional: 764, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1384, positive: 1354, positive conditional: 7, positive unconditional: 1347, negative: 30, negative conditional: 2, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1384, positive: 1341, positive conditional: 0, positive unconditional: 1341, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 30, negative conditional: 2, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 649, positive: 106, positive conditional: 15, positive unconditional: 90, negative: 543, negative conditional: 6, negative unconditional: 537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6910, positive: 4724, positive conditional: 963, positive unconditional: 3761, negative: 802, negative conditional: 66, negative unconditional: 736, unknown: 1384, unknown conditional: 9, unknown unconditional: 1375] , Statistics on independence cache: Total cache size (in pairs): 1384, Positive cache size: 1354, Positive conditional cache size: 7, Positive unconditional cache size: 1347, Negative cache size: 30, Negative conditional cache size: 2, Negative unconditional cache size: 28, Eliminated conditions: 4030, Maximal queried relation: 4, Independence queries for same thread: 68 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 625.62ms, Number of persistent set computation: 504, Number of trivial persistent sets: 281, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1374, positive: 1347, positive conditional: 0, positive unconditional: 1347, 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: 6311, positive: 6078, positive conditional: 4731, positive unconditional: 1347, negative: 233, negative conditional: 206, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6243, positive: 6078, positive conditional: 4731, positive unconditional: 1347, negative: 165, negative conditional: 138, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6243, positive: 6078, positive conditional: 4731, positive unconditional: 1347, negative: 165, negative conditional: 138, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6910, positive: 6078, positive conditional: 4401, positive unconditional: 1677, negative: 832, negative conditional: 667, negative unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6910, positive: 6078, positive conditional: 970, positive unconditional: 5108, negative: 832, negative conditional: 68, negative unconditional: 764, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6910, positive: 6078, positive conditional: 970, positive unconditional: 5108, negative: 832, negative conditional: 68, negative unconditional: 764, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1384, positive: 1354, positive conditional: 7, positive unconditional: 1347, negative: 30, negative conditional: 2, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1384, positive: 1341, positive conditional: 0, positive unconditional: 1341, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 30, negative conditional: 2, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 649, positive: 106, positive conditional: 15, positive unconditional: 90, negative: 543, negative conditional: 6, negative unconditional: 537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6910, positive: 4724, positive conditional: 963, positive unconditional: 3761, negative: 802, negative conditional: 66, negative unconditional: 736, unknown: 1384, unknown conditional: 9, unknown unconditional: 1375] , Statistics on independence cache: Total cache size (in pairs): 1384, Positive cache size: 1354, Positive conditional cache size: 7, Positive unconditional cache size: 1347, Negative cache size: 30, Negative conditional cache size: 2, Negative unconditional cache size: 28, Eliminated conditions: 4030, Maximal queried relation: 4, Independence queries for same thread: 68 - 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 18:57:49,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:49,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:49,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74faed72-d1d8-426b-bbc2-0bac517b210b/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null