./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe029_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe029_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA --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 9df54eb091d78e0f82ec179542e5b1e4fed45243a056538ca557e474796bb018 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:02:36,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:02:36,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:02:36,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:02:36,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:02:36,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:02:36,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:02:36,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:02:36,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:02:36,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:02:36,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:02:36,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:02:36,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:02:36,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:02:36,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:02:36,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:02:36,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:02:36,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:02:36,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:02:36,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:02:36,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:02:36,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:02:36,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:02:36,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:02:36,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:02:36,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:02:36,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:02:36,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:02:36,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:02:36,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:02:36,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:02:36,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:02:36,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:02:36,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:02:36,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:02:36,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:02:36,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:02:36,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:02:36,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:02:36,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:02:36,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:02:36,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-22 23:02:36,645 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:02:36,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:02:36,646 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:02:36,646 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:02:36,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:02:36,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:02:36,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:02:36,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:02:36,654 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:02:36,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:02:36,655 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:02:36,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:02:36,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:02:36,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:02:36,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:02:36,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:02:36,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:02:36,657 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:02:36,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:02:36,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:02:36,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:02:36,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:02:36,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:02:36,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:02:36,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:02:36,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:02:36,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:02:36,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:02:36,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:02:36,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:02:36,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:02:36,660 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:02:36,661 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:02:36,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:02:36,661 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:02:36,661 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:02:36,661 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_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9df54eb091d78e0f82ec179542e5b1e4fed45243a056538ca557e474796bb018 [2021-11-22 23:02:36,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:02:36,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:02:36,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:02:36,997 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:02:36,999 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:02:37,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-wmm/safe029_power.opt_pso.opt_rmo.opt.i [2021-11-22 23:02:37,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/data/3ac396382/d2de186deed6488595bc0e219a06509d/FLAGed495b0eb [2021-11-22 23:02:37,673 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:02:37,673 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/sv-benchmarks/c/pthread-wmm/safe029_power.opt_pso.opt_rmo.opt.i [2021-11-22 23:02:37,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/data/3ac396382/d2de186deed6488595bc0e219a06509d/FLAGed495b0eb [2021-11-22 23:02:37,952 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/data/3ac396382/d2de186deed6488595bc0e219a06509d [2021-11-22 23:02:37,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:02:37,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:02:37,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:02:37,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:02:37,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:02:37,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:02:37" (1/1) ... [2021-11-22 23:02:37,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d043c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:37, skipping insertion in model container [2021-11-22 23:02:37,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:02:37" (1/1) ... [2021-11-22 23:02:37,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:02:38,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:02:38,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/sv-benchmarks/c/pthread-wmm/safe029_power.opt_pso.opt_rmo.opt.i[967,980] [2021-11-22 23:02:38,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:02:38,466 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:02:38,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/sv-benchmarks/c/pthread-wmm/safe029_power.opt_pso.opt_rmo.opt.i[967,980] [2021-11-22 23:02:38,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:02:38,618 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:02:38,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38 WrapperNode [2021-11-22 23:02:38,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:02:38,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:02:38,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:02:38,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:02:38,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,713 INFO L137 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 258 [2021-11-22 23:02:38,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:02:38,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:02:38,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:02:38,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:02:38,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:02:38,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:02:38,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:02:38,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:02:38,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (1/1) ... [2021-11-22 23:02:38,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:02:38,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:02:38,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:02:38,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:02:38,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:02:38,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:02:38,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:02:38,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:02:38,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:02:38,871 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:02:38,871 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:02:38,871 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:02:38,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:02:38,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:02:38,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:02:38,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:02:38,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:02:38,874 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:02:39,041 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:02:39,042 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:02:39,634 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:02:40,011 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:02:40,011 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:02:40,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:40 BoogieIcfgContainer [2021-11-22 23:02:40,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:02:40,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:02:40,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:02:40,021 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:02:40,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:02:37" (1/3) ... [2021-11-22 23:02:40,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b260488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:02:40, skipping insertion in model container [2021-11-22 23:02:40,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:38" (2/3) ... [2021-11-22 23:02:40,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b260488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:02:40, skipping insertion in model container [2021-11-22 23:02:40,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:40" (3/3) ... [2021-11-22 23:02:40,028 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_power.opt_pso.opt_rmo.opt.i [2021-11-22 23:02:40,034 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:02:40,034 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:02:40,034 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-22 23:02:40,035 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:02:40,074 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,075 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,075 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,075 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,075 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,076 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,076 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,076 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,076 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,076 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,077 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,077 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,078 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,078 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,078 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,079 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,080 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,081 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,081 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,082 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,082 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,082 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,084 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,084 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,084 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,084 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,084 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,085 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,085 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,085 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,085 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,085 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,086 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,086 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,086 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,086 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,094 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,108 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,109 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,110 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,115 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,117 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,118 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,118 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-22 23:02:40,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:02:40,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:02:40,187 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:02:40,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:02:40,242 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2021-11-22 23:02:40,252 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 [2021-11-22 23:02:40,257 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 23:02:40,396 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,397 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,397 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,397 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,397 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,398 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,398 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,398 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,399 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,399 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,399 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,399 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,399 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,400 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,440 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,453 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,465 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,483 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,484 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,534 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:40,547 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:02:40,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:40,552 INFO L85 PathProgramCache]: Analyzing trace with hash -909933102, now seen corresponding path program 1 times [2021-11-22 23:02:40,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:40,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375224348] [2021-11-22 23:02:40,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:40,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:40,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:40,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:40,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375224348] [2021-11-22 23:02:40,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375224348] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:40,973 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:40,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:02:40,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593528813] [2021-11-22 23:02:40,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:40,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:02:40,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:41,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:02:41,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:02:41,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:41,005 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:41,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2021-11-22 23:02:41,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:41,038 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,052 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,061 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,071 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,081 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,082 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,082 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,082 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,083 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,083 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,083 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,083 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,084 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,084 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,084 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,085 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,085 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,085 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,113 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,113 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,146 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,146 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,146 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,146 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,147 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,147 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,147 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,147 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,148 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,182 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,182 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,182 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,182 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,183 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,183 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,183 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,183 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,216 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,217 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,217 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,217 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,217 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,218 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,218 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,218 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,219 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,219 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,219 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,253 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,253 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,254 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,254 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,254 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,254 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,255 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,255 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,255 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,255 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,256 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,256 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,256 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,257 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,318 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,335 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,356 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,356 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,384 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,403 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,404 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,404 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,405 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,405 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,405 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,406 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,406 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,406 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,408 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,436 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,436 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,440 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,442 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,472 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,473 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,473 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,473 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,476 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,478 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,550 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,559 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,569 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,649 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,650 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,650 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,651 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,651 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,651 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,652 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,652 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,652 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,652 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,653 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,653 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,653 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,677 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,678 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,678 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,678 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,679 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,680 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,681 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,681 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,703 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,704 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,705 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,705 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,705 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,760 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,761 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,761 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,762 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,762 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,762 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,763 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,807 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,807 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,808 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,808 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:02:41,885 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 23:02:41,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:02:41,900 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-22 23:02:41,903 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-11-22 23:02:41,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:02:41,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:02:41,914 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:02:41,921 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:02:41,922 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 [2021-11-22 23:02:41,922 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 23:02:41,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-22 23:02:41,983 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:41,994 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,006 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,010 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,010 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,010 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,039 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,039 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,040 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,041 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,042 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,042 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,043 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,063 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:42,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:42,064 INFO L85 PathProgramCache]: Analyzing trace with hash 568553688, now seen corresponding path program 1 times [2021-11-22 23:02:42,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:42,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705967535] [2021-11-22 23:02:42,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:42,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:42,109 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:42,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705967535] [2021-11-22 23:02:42,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705967535] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:42,110 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:42,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:02:42,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807990065] [2021-11-22 23:02:42,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:42,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:02:42,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:42,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:02:42,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:02:42,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,112 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:42,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 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) [2021-11-22 23:02:42,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:02:42,131 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:42,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:42,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1291529996, now seen corresponding path program 1 times [2021-11-22 23:02:42,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:42,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716382674] [2021-11-22 23:02:42,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:42,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:42,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:42,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716382674] [2021-11-22 23:02:42,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716382674] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:42,393 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:42,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:02:42,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712777250] [2021-11-22 23:02:42,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:42,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:02:42,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:42,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:02:42,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:02:42,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,397 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:42,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 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) [2021-11-22 23:02:42,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,483 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,484 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,484 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,484 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,484 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,485 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,485 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,485 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,485 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,486 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,486 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,486 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,486 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,487 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,508 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,509 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,509 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,509 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,510 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,510 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,510 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,510 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,511 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,511 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,511 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,511 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,512 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,512 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,535 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,535 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,535 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,536 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,536 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,536 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,536 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,538 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,557 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,566 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,567 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,567 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,567 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,568 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,568 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,568 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,568 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,569 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,569 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,569 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,569 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,570 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,570 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:42,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:42,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 23:02:42,608 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:42,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:42,609 INFO L85 PathProgramCache]: Analyzing trace with hash -2040361013, now seen corresponding path program 1 times [2021-11-22 23:02:42,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:42,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737033068] [2021-11-22 23:02:42,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:42,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:42,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:42,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737033068] [2021-11-22 23:02:42,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737033068] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:42,977 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:42,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-22 23:02:42,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074041661] [2021-11-22 23:02:42,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:42,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 23:02:42,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:42,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 23:02:42,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-22 23:02:42,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,981 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:42,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 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) [2021-11-22 23:02:42,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:42,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:42,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:43,052 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,052 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,052 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,053 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,053 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,053 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,053 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,054 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,054 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,054 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,054 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,055 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,055 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,055 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,083 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,084 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,084 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,084 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,085 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,085 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,085 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,085 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,086 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,086 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,086 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,086 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,087 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,087 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,108 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,109 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,110 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,110 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,110 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,110 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,112 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,112 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,112 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,112 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,113 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,167 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,177 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,178 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,178 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,178 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,178 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,179 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,179 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,179 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,179 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,180 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,180 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,181 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,182 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:43,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:43,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:43,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:02:43,254 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:43,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:43,255 INFO L85 PathProgramCache]: Analyzing trace with hash 516845962, now seen corresponding path program 1 times [2021-11-22 23:02:43,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:43,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451012323] [2021-11-22 23:02:43,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:43,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:43,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:43,520 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:43,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451012323] [2021-11-22 23:02:43,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451012323] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:43,521 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:43,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-22 23:02:43,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474754495] [2021-11-22 23:02:43,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:43,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 23:02:43,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:43,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 23:02:43,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-22 23:02:43,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:43,524 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:43,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 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) [2021-11-22 23:02:43,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:43,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:43,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:43,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:43,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,572 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,574 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,575 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,575 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,575 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,608 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,608 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,609 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,609 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,609 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,609 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,610 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,610 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,610 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,657 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,658 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,658 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,658 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,658 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,659 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,659 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:43,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:43,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:43,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:43,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:43,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 23:02:43,773 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:43,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:43,774 INFO L85 PathProgramCache]: Analyzing trace with hash -71306102, now seen corresponding path program 1 times [2021-11-22 23:02:43,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:43,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46095194] [2021-11-22 23:02:43,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:43,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:44,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:44,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46095194] [2021-11-22 23:02:44,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46095194] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:44,095 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:44,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-22 23:02:44,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423342617] [2021-11-22 23:02:44,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:44,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-22 23:02:44,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:44,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-22 23:02:44,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-11-22 23:02:44,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:44,098 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:44,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.5) internal successors, (66), 12 states have internal predecessors, (66), 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) [2021-11-22 23:02:44,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:44,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:44,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:44,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:44,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:44,157 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,157 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,157 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,158 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,203 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,270 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,271 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,304 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,344 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,383 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,416 WARN L322 ript$VariableManager]: TermVariabe v_~x~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,476 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,504 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,577 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,622 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:44,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:44,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:44,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:44,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:44,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 23:02:44,668 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:44,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:44,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1607689723, now seen corresponding path program 1 times [2021-11-22 23:02:44,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:44,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498330589] [2021-11-22 23:02:44,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:44,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:44,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:44,871 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:44,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498330589] [2021-11-22 23:02:44,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498330589] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:44,872 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:44,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:02:44,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653225898] [2021-11-22 23:02:44,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:44,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:02:44,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:44,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:02:44,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:02:44,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:44,876 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:44,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2021-11-22 23:02:44,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:44,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:44,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:44,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:44,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:44,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:44,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,038 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,050 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,062 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,073 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,082 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,090 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,091 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,130 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,164 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:45,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:45,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:45,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:45,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:45,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:45,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 23:02:45,250 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:45,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:45,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1851519756, now seen corresponding path program 1 times [2021-11-22 23:02:45,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:45,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132691688] [2021-11-22 23:02:45,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:45,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:45,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:45,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:45,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132691688] [2021-11-22 23:02:45,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132691688] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:45,509 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:45,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-22 23:02:45,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096098595] [2021-11-22 23:02:45,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:45,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 23:02:45,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:45,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 23:02:45,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-22 23:02:45,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:45,511 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:45,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.8) internal successors, (68), 10 states have internal predecessors, (68), 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) [2021-11-22 23:02:45,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:45,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:45,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:45,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:45,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:45,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:45,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:45,625 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,701 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,790 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,818 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,950 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,991 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,030 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,031 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,066 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,067 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,119 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,145 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,372 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,392 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,418 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,447 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,534 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,838 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,865 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,866 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,911 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,912 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,934 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,020 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,020 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,051 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:47,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:02:47,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 23:02:47,083 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:47,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:47,083 INFO L85 PathProgramCache]: Analyzing trace with hash -219254735, now seen corresponding path program 1 times [2021-11-22 23:02:47,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:47,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428829276] [2021-11-22 23:02:47,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:47,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:47,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:47,381 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:47,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428829276] [2021-11-22 23:02:47,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428829276] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:47,382 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:47,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-22 23:02:47,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817094698] [2021-11-22 23:02:47,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:47,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-22 23:02:47,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:47,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-22 23:02:47,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-22 23:02:47,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,384 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:47,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.75) internal successors, (69), 12 states have internal predecessors, (69), 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) [2021-11-22 23:02:47,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:47,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:47,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:02:47,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,559 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,614 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,657 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,700 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,726 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,727 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:47,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:47,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:02:47,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:47,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-22 23:02:47,774 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:47,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:47,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1157116501, now seen corresponding path program 2 times [2021-11-22 23:02:47,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:47,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583575535] [2021-11-22 23:02:47,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:47,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:47,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:47,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:47,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583575535] [2021-11-22 23:02:47,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583575535] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:47,928 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:47,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:02:47,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812102833] [2021-11-22 23:02:47,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:47,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:02:47,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:47,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:02:47,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:02:47,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,931 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:47,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 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) [2021-11-22 23:02:47,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:47,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:47,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:02:47,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:47,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,993 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,004 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,005 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,118 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,133 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,134 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,259 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,265 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,280 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,280 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:48,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:48,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:02:48,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:02:48,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:48,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-22 23:02:48,374 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:48,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:48,374 INFO L85 PathProgramCache]: Analyzing trace with hash -481513504, now seen corresponding path program 1 times [2021-11-22 23:02:48,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:48,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355356329] [2021-11-22 23:02:48,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:48,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:02:48,414 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:02:48,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:02:48,490 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 23:02:48,490 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 23:02:48,491 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 23:02:48,491 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-22 23:02:48,491 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-22 23:02:48,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-22 23:02:48,493 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:02:48,494 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/2) [2021-11-22 23:02:48,497 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-22 23:02:48,497 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:02:48,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:02:48 BasicIcfg [2021-11-22 23:02:48,628 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:02:48,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:02:48,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:02:48,629 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:02:48,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:40" (3/4) ... [2021-11-22 23:02:48,631 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:02:48,757 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/witness.graphml [2021-11-22 23:02:48,758 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:02:48,759 INFO L158 Benchmark]: Toolchain (without parser) took 10802.00ms. Allocated memory was 102.8MB in the beginning and 243.3MB in the end (delta: 140.5MB). Free memory was 59.0MB in the beginning and 117.1MB in the end (delta: -58.1MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2021-11-22 23:02:48,759 INFO L158 Benchmark]: CDTParser took 0.90ms. Allocated memory is still 102.8MB. Free memory was 76.7MB in the beginning and 76.6MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:02:48,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.85ms. Allocated memory is still 102.8MB. Free memory was 58.7MB in the beginning and 64.5MB in the end (delta: -5.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-22 23:02:48,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.96ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 61.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:02:48,761 INFO L158 Benchmark]: Boogie Preprocessor took 57.44ms. Allocated memory is still 102.8MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:02:48,762 INFO L158 Benchmark]: RCFGBuilder took 1242.03ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 59.6MB in the beginning and 60.0MB in the end (delta: -311.7kB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2021-11-22 23:02:48,762 INFO L158 Benchmark]: TraceAbstraction took 8610.47ms. Allocated memory was 127.9MB in the beginning and 243.3MB in the end (delta: 115.3MB). Free memory was 59.3MB in the beginning and 136.0MB in the end (delta: -76.7MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2021-11-22 23:02:48,762 INFO L158 Benchmark]: Witness Printer took 129.50ms. Allocated memory is still 243.3MB. Free memory was 136.0MB in the beginning and 117.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-22 23:02:48,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90ms. Allocated memory is still 102.8MB. Free memory was 76.7MB in the beginning and 76.6MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.85ms. Allocated memory is still 102.8MB. Free memory was 58.7MB in the beginning and 64.5MB in the end (delta: -5.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.96ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 61.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.44ms. Allocated memory is still 102.8MB. Free memory was 61.7MB in the beginning and 59.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1242.03ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 59.6MB in the beginning and 60.0MB in the end (delta: -311.7kB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8610.47ms. Allocated memory was 127.9MB in the beginning and 243.3MB in the end (delta: 115.3MB). Free memory was 59.3MB in the beginning and 136.0MB in the end (delta: -76.7MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Witness Printer took 129.50ms. Allocated memory is still 243.3MB. Free memory was 136.0MB in the beginning and 117.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2349, positive: 2214, positive conditional: 1316, positive unconditional: 898, negative: 135, negative conditional: 113, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2333, positive: 2214, positive conditional: 1316, positive unconditional: 898, negative: 119, negative conditional: 97, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2333, positive: 2214, positive conditional: 1316, positive unconditional: 898, negative: 119, negative conditional: 97, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2430, positive: 2214, positive conditional: 1301, positive unconditional: 913, negative: 216, negative conditional: 97, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2430, positive: 2214, positive conditional: 1082, positive unconditional: 1132, negative: 216, negative conditional: 96, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2430, positive: 2214, positive conditional: 1082, positive unconditional: 1132, negative: 216, negative conditional: 96, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 943, positive: 910, positive conditional: 5, positive unconditional: 905, negative: 33, negative conditional: 8, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 943, positive: 904, positive conditional: 0, positive unconditional: 904, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 6, positive conditional: 5, positive unconditional: 1, negative: 33, negative conditional: 8, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 858, positive: 86, positive conditional: 83, positive unconditional: 3, negative: 772, negative conditional: 242, negative unconditional: 531, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2430, positive: 1304, positive conditional: 1077, positive unconditional: 227, negative: 183, negative conditional: 88, negative unconditional: 95, unknown: 943, unknown conditional: 13, unknown unconditional: 930] , Statistics on independence cache: Total cache size (in pairs): 943, Positive cache size: 910, Positive conditional cache size: 5, Positive unconditional cache size: 905, Negative cache size: 33, Negative conditional cache size: 8, Negative unconditional cache size: 25, Eliminated conditions: 220, Maximal queried relation: 1, Independence queries for same thread: 16 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 244, Number of trivial persistent sets: 175, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 920, positive: 898, positive conditional: 0, positive unconditional: 898, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2349, positive: 2214, positive conditional: 1316, positive unconditional: 898, negative: 135, negative conditional: 113, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2333, positive: 2214, positive conditional: 1316, positive unconditional: 898, negative: 119, negative conditional: 97, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2333, positive: 2214, positive conditional: 1316, positive unconditional: 898, negative: 119, negative conditional: 97, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2430, positive: 2214, positive conditional: 1301, positive unconditional: 913, negative: 216, negative conditional: 97, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2430, positive: 2214, positive conditional: 1082, positive unconditional: 1132, negative: 216, negative conditional: 96, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2430, positive: 2214, positive conditional: 1082, positive unconditional: 1132, negative: 216, negative conditional: 96, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 943, positive: 910, positive conditional: 5, positive unconditional: 905, negative: 33, negative conditional: 8, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 943, positive: 904, positive conditional: 0, positive unconditional: 904, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 6, positive conditional: 5, positive unconditional: 1, negative: 33, negative conditional: 8, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 858, positive: 86, positive conditional: 83, positive unconditional: 3, negative: 772, negative conditional: 242, negative unconditional: 531, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2430, positive: 1304, positive conditional: 1077, positive unconditional: 227, negative: 183, negative conditional: 88, negative unconditional: 95, unknown: 943, unknown conditional: 13, unknown unconditional: 930] , Statistics on independence cache: Total cache size (in pairs): 943, Positive cache size: 910, Positive conditional cache size: 5, Positive unconditional cache size: 905, Negative cache size: 33, Negative conditional cache size: 8, Negative unconditional cache size: 25, Eliminated conditions: 220, Maximal queried relation: 1, Independence queries for same thread: 16 - 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: 2566, positive: 2395, positive conditional: 1564, positive unconditional: 831, negative: 171, negative conditional: 140, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2532, positive: 2395, positive conditional: 1564, positive unconditional: 831, negative: 137, negative conditional: 106, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2532, positive: 2395, positive conditional: 1564, positive unconditional: 831, negative: 137, negative conditional: 106, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3031, positive: 2395, positive conditional: 1389, positive unconditional: 1006, negative: 636, negative conditional: 499, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3031, positive: 2395, positive conditional: 562, positive unconditional: 1833, negative: 636, negative conditional: 354, negative unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3031, positive: 2395, positive conditional: 562, positive unconditional: 1833, negative: 636, negative conditional: 354, negative unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 942, positive: 853, positive conditional: 22, positive unconditional: 831, negative: 89, negative conditional: 57, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 942, positive: 829, positive conditional: 0, positive unconditional: 829, negative: 113, negative conditional: 0, negative unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 24, positive conditional: 22, positive unconditional: 2, negative: 89, negative conditional: 57, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2578, positive: 583, positive conditional: 580, positive unconditional: 3, negative: 1996, negative conditional: 1397, negative unconditional: 599, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3031, positive: 1542, positive conditional: 540, positive unconditional: 1002, negative: 547, negative conditional: 297, negative unconditional: 250, unknown: 942, unknown conditional: 79, unknown unconditional: 863] , Statistics on independence cache: Total cache size (in pairs): 942, Positive cache size: 853, Positive conditional cache size: 22, Positive unconditional cache size: 831, Negative cache size: 89, Negative conditional cache size: 57, Negative unconditional cache size: 32, Eliminated conditions: 972, Maximal queried relation: 7, Independence queries for same thread: 34 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 246, Number of trivial persistent sets: 103, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 862, positive: 831, positive conditional: 0, positive unconditional: 831, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2566, positive: 2395, positive conditional: 1564, positive unconditional: 831, negative: 171, negative conditional: 140, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2532, positive: 2395, positive conditional: 1564, positive unconditional: 831, negative: 137, negative conditional: 106, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2532, positive: 2395, positive conditional: 1564, positive unconditional: 831, negative: 137, negative conditional: 106, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3031, positive: 2395, positive conditional: 1389, positive unconditional: 1006, negative: 636, negative conditional: 499, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3031, positive: 2395, positive conditional: 562, positive unconditional: 1833, negative: 636, negative conditional: 354, negative unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3031, positive: 2395, positive conditional: 562, positive unconditional: 1833, negative: 636, negative conditional: 354, negative unconditional: 282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 942, positive: 853, positive conditional: 22, positive unconditional: 831, negative: 89, negative conditional: 57, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 942, positive: 829, positive conditional: 0, positive unconditional: 829, negative: 113, negative conditional: 0, negative unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 24, positive conditional: 22, positive unconditional: 2, negative: 89, negative conditional: 57, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2578, positive: 583, positive conditional: 580, positive unconditional: 3, negative: 1996, negative conditional: 1397, negative unconditional: 599, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3031, positive: 1542, positive conditional: 540, positive unconditional: 1002, negative: 547, negative conditional: 297, negative unconditional: 250, unknown: 942, unknown conditional: 79, unknown unconditional: 863] , Statistics on independence cache: Total cache size (in pairs): 942, Positive cache size: 853, Positive conditional cache size: 22, Positive unconditional cache size: 831, Negative cache size: 89, Negative conditional cache size: 57, Negative unconditional cache size: 32, Eliminated conditions: 972, Maximal queried relation: 7, Independence queries for same thread: 34 - 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 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L709] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L710] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L712] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L713] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L714] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L715] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L716] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L717] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L718] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L719] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L720] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L721] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L722] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L723] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L724] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L725] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L726] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L728] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L729] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L730] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L790] 0 pthread_t t2475; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, t2475={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L791] FCALL, FORK 0 pthread_create(&t2475, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2475, ((void *)0), P0, ((void *)0))=-1, t2475={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L792] 0 pthread_t t2476; VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2475={5:0}, t2476={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L793] FCALL, FORK 0 pthread_create(&t2476, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2476, ((void *)0), P1, ((void *)0))=0, t2475={5:0}, t2476={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L754] 2 x$w_buff1 = x$w_buff0 [L755] 2 x$w_buff0 = 2 [L756] 2 x$w_buff1_used = x$w_buff0_used [L757] 2 x$w_buff0_used = (_Bool)1 [L758] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L18] COND FALSE 2 !(!expression) [L758] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L759] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L760] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L761] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L762] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L765] 2 y = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L734] 1 y = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L737] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L740] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L740] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L740] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L740] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L741] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L741] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L742] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L742] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L743] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L743] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L744] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L744] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L747] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L749] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L768] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L768] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L769] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L769] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L770] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L770] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L771] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L771] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L772] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L772] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L795] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2475={5:0}, t2476={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L797] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L797] RET 0 assume_abort_if_not(main$tmp_guard0) [L799] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L799] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L799] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L799] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L800] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L800] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L801] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L801] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L802] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L802] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L803] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L803] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L806] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 0 x$flush_delayed = weak$$choice2 [L809] 0 x$mem_tmp = x [L810] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L810] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L811] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L811] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L812] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L812] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L813] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L813] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L814] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L814] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L815] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L816] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] 0 main$tmp_guard1 = !(x == 2 && y == 2) [L818] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L818] 0 x = x$flush_delayed ? x$mem_tmp : x [L819] 0 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2475={5:0}, t2476={3:0}, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L821] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 791]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 793]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 111 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 113 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 111 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 4.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 677 NumberOfCodeBlocks, 677 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 594 ConstructedInterpolants, 0 QuantifiedInterpolants, 3143 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:02:48,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 23:02:49,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 23:02:49,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3310f5c5-d26f-431f-bedb-a7258bbbb4a8/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE