./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml --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 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:49:34,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:49:34,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:49:34,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:49:34,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:49:34,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:49:34,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:49:34,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:49:34,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:49:34,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:49:34,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:49:34,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:49:34,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:49:34,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:49:34,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:49:34,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:49:34,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:49:34,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:49:34,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:49:34,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:49:34,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:49:34,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:49:34,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:49:34,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:49:34,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:49:34,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:49:34,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:49:34,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:49:34,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:49:34,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:49:34,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:49:34,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:49:34,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:49:34,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:49:34,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:49:34,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:49:34,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:49:34,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:49:34,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:49:34,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:49:34,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:49:34,675 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-29 02:49:34,720 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:49:34,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:49:34,721 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-29 02:49:34,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-29 02:49:34,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:49:34,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:49:34,723 INFO L138 SettingsManager]: * Use SBE=true [2021-10-29 02:49:34,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:49:34,723 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:49:34,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:49:34,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:49:34,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:49:34,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:49:34,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:49:34,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:49:34,725 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:49:34,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:49:34,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:49:34,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:49:34,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:49:34,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 02:49:34,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-29 02:49:34,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 02:49:34,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 02:49:34,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:49:34,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:49:34,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:49:34,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-29 02:49:34,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:49:34,727 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-29 02:49:34,727 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-29 02:49:34,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:49:34,732 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-29 02:49:34,733 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-29 02:49:34,733 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_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae [2021-10-29 02:49:34,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:49:35,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:49:35,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:49:35,012 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:49:35,013 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:49:35,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-10-29 02:49:35,096 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/data/eb7b16616/5ab9e4d1c63e4123849641f43cf6fda3/FLAGdf18a2914 [2021-10-29 02:49:35,719 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:49:35,720 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-10-29 02:49:35,752 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/data/eb7b16616/5ab9e4d1c63e4123849641f43cf6fda3/FLAGdf18a2914 [2021-10-29 02:49:35,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/data/eb7b16616/5ab9e4d1c63e4123849641f43cf6fda3 [2021-10-29 02:49:35,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:49:35,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:49:35,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:49:35,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:49:35,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:49:35,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:49:35" (1/1) ... [2021-10-29 02:49:36,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73d1a329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:35, skipping insertion in model container [2021-10-29 02:49:36,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:49:35" (1/1) ... [2021-10-29 02:49:36,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:49:36,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:49:36,309 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2021-10-29 02:49:36,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:49:36,594 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:49:36,609 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2021-10-29 02:49:36,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:49:36,739 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:49:36,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36 WrapperNode [2021-10-29 02:49:36,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:49:36,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:49:36,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:49:36,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:49:36,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:49:36,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:49:36,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:49:36,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:49:36,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:49:36,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:49:36,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:49:36,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:49:36,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (1/1) ... [2021-10-29 02:49:36,919 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 02:49:36,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/z3 [2021-10-29 02:49:36,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 02:49:36,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 02:49:36,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 02:49:36,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-29 02:49:36,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:49:36,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 02:49:36,995 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-29 02:49:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-29 02:49:36,996 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-29 02:49:36,996 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-29 02:49:36,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:49:36,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-29 02:49:36,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:49:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:49:36,998 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 02:49:38,672 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:49:38,673 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-29 02:49:38,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:49:38 BoogieIcfgContainer [2021-10-29 02:49:38,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:49:38,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 02:49:38,677 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 02:49:38,680 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 02:49:38,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:49:35" (1/3) ... [2021-10-29 02:49:38,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f8a816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:49:38, skipping insertion in model container [2021-10-29 02:49:38,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:49:36" (2/3) ... [2021-10-29 02:49:38,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f8a816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:49:38, skipping insertion in model container [2021-10-29 02:49:38,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:49:38" (3/3) ... [2021-10-29 02:49:38,684 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-10-29 02:49:38,690 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-29 02:49:38,690 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 02:49:38,690 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-29 02:49:38,691 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-29 02:49:38,724 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,725 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,725 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,726 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,726 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,728 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,733 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,734 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,736 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,740 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,740 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,740 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,741 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,742 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,743 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,745 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,746 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,751 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,752 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,753 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,754 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,759 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,760 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,760 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,760 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,760 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,760 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,760 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,761 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,763 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,764 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,771 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,772 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,772 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,772 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,772 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,772 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,772 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,773 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,774 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,774 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,774 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,776 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,776 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,777 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,777 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,777 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,777 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,778 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,778 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,778 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,778 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,778 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,780 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:38,781 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-29 02:49:38,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-29 02:49:38,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/z3 [2021-10-29 02:49:38,845 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-29 02:49:38,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-29 02:49:38,885 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-29 02:49:38,895 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 [2021-10-29 02:49:38,895 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 02:49:39,070 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,098 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,099 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,099 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,100 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,100 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,100 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,101 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,101 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,101 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,101 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,102 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,102 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,102 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,104 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:39,167 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:39,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:39,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1837139871, now seen corresponding path program 1 times [2021-10-29 02:49:39,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:39,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662966632] [2021-10-29 02:49:39,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:39,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:39,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:39,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:39,496 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662966632] [2021-10-29 02:49:39,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662966632] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:39,497 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:39,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 02:49:39,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285629734] [2021-10-29 02:49:39,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 02:49:39,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:39,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 02:49:39,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 02:49:39,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:39,521 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:39,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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) [2021-10-29 02:49:39,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:39,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:39,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-29 02:49:39,536 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:39,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:39,537 INFO L85 PathProgramCache]: Analyzing trace with hash -984396644, now seen corresponding path program 1 times [2021-10-29 02:49:39,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:39,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117886717] [2021-10-29 02:49:39,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:39,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:39,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:39,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:39,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117886717] [2021-10-29 02:49:39,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117886717] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:39,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:39,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-29 02:49:39,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437645110] [2021-10-29 02:49:39,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 02:49:39,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:39,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 02:49:39,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 02:49:39,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:39,872 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:39,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 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) [2021-10-29 02:49:39,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:39,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:40,007 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,008 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,008 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,008 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,008 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,008 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,009 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,009 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,009 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,009 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,010 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,010 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,010 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,033 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,033 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,033 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,033 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,034 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,034 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,034 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,034 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,035 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,035 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,035 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,035 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,036 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,056 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,056 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,056 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,056 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,057 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,057 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,057 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,057 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,058 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,058 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,058 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,058 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,059 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:40,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:40,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-29 02:49:40,102 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:40,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:40,102 INFO L85 PathProgramCache]: Analyzing trace with hash 996168381, now seen corresponding path program 1 times [2021-10-29 02:49:40,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:40,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493125317] [2021-10-29 02:49:40,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:40,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:40,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:40,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493125317] [2021-10-29 02:49:40,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493125317] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:40,370 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:40,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-29 02:49:40,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498003323] [2021-10-29 02:49:40,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 02:49:40,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:40,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 02:49:40,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-29 02:49:40,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:40,375 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:40,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 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) [2021-10-29 02:49:40,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:40,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:40,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:40,423 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,423 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,423 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,424 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,424 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,424 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,425 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,428 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,429 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,429 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,430 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,430 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,430 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,517 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,517 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,517 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,518 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,518 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,518 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,519 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,519 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,519 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,520 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,520 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,520 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,521 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,547 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,548 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,548 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,548 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,549 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,549 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,549 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,549 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,550 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,550 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,550 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,550 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,551 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,576 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,577 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,577 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,577 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,578 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,578 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,578 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,578 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,579 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,579 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,579 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,580 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,580 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,580 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,616 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,617 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,617 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,617 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,617 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,618 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,618 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,618 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,619 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,619 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,619 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,619 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,620 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,622 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,663 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,663 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,663 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,664 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,664 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,664 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,664 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,664 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,665 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,665 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,665 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,665 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,666 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,696 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,696 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,696 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,697 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,697 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,697 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,697 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,697 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,698 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,698 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,698 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,698 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,699 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:40,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:40,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:40,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:40,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-29 02:49:40,746 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:40,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:40,747 INFO L85 PathProgramCache]: Analyzing trace with hash 593575184, now seen corresponding path program 1 times [2021-10-29 02:49:40,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:40,747 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080121564] [2021-10-29 02:49:40,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:40,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:40,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:40,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:40,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080121564] [2021-10-29 02:49:40,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080121564] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:40,998 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:40,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-29 02:49:41,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308891665] [2021-10-29 02:49:41,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 02:49:41,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:41,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 02:49:41,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-29 02:49:41,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,006 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:41,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 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) [2021-10-29 02:49:41,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:41,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,072 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,072 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,073 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,073 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,073 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,073 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,074 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,074 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,074 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,074 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,075 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,075 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,075 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,143 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,144 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,144 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,144 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,145 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,145 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,145 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,145 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,146 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,146 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,146 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,147 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:41,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-29 02:49:41,193 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:41,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:41,194 INFO L85 PathProgramCache]: Analyzing trace with hash -901232252, now seen corresponding path program 2 times [2021-10-29 02:49:41,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:41,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191863937] [2021-10-29 02:49:41,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:41,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:41,402 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:41,402 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191863937] [2021-10-29 02:49:41,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191863937] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:41,402 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:41,402 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-29 02:49:41,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27963879] [2021-10-29 02:49:41,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 02:49:41,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:41,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 02:49:41,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-29 02:49:41,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,404 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:41,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 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) [2021-10-29 02:49:41,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:41,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,472 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,473 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,473 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,473 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,473 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,473 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,474 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,474 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,474 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,474 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,475 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,475 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,475 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,506 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,506 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,506 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,507 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,507 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,507 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,507 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,508 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,508 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,508 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,508 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,508 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,509 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:41,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 02:49:41,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-29 02:49:41,624 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:41,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:41,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1679711814, now seen corresponding path program 1 times [2021-10-29 02:49:41,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:41,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595033143] [2021-10-29 02:49:41,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:41,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:41,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:41,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595033143] [2021-10-29 02:49:41,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595033143] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:41,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:41,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-29 02:49:41,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914162972] [2021-10-29 02:49:41,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 02:49:41,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:41,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 02:49:41,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 02:49:41,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,745 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:41,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 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) [2021-10-29 02:49:41,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:41,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-29 02:49:41,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,771 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,771 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,771 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,771 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,772 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,772 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,772 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,772 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,773 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,773 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,773 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,773 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,774 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,819 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,820 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,820 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,820 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,820 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,820 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,821 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,822 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 02:49:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 02:49:41,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-29 02:49:41,860 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:41,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:41,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1874696246, now seen corresponding path program 3 times [2021-10-29 02:49:41,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:41,861 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146926522] [2021-10-29 02:49:41,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:41,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:42,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:42,056 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:42,056 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146926522] [2021-10-29 02:49:42,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146926522] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:42,056 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:42,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-29 02:49:42,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922572113] [2021-10-29 02:49:42,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 02:49:42,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:42,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 02:49:42,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-29 02:49:42,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:42,064 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:42,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 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) [2021-10-29 02:49:42,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:42,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:42,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:42,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:42,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-29 02:49:42,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-29 02:49:42,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:42,090 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,090 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,090 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,091 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,091 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,091 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,091 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,092 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,092 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,092 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,092 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,092 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,093 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,114 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,114 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,114 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,115 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,115 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,115 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,115 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,115 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,116 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,116 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,116 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,116 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,116 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:42,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:42,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:42,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:42,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 02:49:42,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 02:49:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 02:49:42,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-29 02:49:42,176 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:42,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:42,177 INFO L85 PathProgramCache]: Analyzing trace with hash 105565580, now seen corresponding path program 1 times [2021-10-29 02:49:42,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:42,178 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862928681] [2021-10-29 02:49:42,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:42,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:49:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:49:42,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-29 02:49:42,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862928681] [2021-10-29 02:49:42,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862928681] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 02:49:42,347 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 02:49:42,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-29 02:49:42,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647901011] [2021-10-29 02:49:42,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 02:49:42,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-29 02:49:42,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 02:49:42,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 02:49:42,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:42,350 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-29 02:49:42,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 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) [2021-10-29 02:49:42,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:42,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:42,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:42,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-29 02:49:42,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-29 02:49:42,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-29 02:49:42,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-29 02:49:42,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:42,391 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,392 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite21_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,393 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,393 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite25_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,393 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,393 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,393 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite12_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,394 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,394 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite15_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,394 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite18_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,394 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite9_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,394 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,395 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,395 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,462 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,478 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:42,479 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 02:49:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 02:49:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 02:49:43,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 02:49:43,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 02:49:43,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-29 02:49:43,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 02:49:43,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-29 02:49:43,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 02:49:43,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-29 02:49:43,011 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-29 02:49:43,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:49:43,012 INFO L85 PathProgramCache]: Analyzing trace with hash 2140610629, now seen corresponding path program 1 times [2021-10-29 02:49:43,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-29 02:49:43,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222898069] [2021-10-29 02:49:43,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 02:49:43,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:49:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:49:43,053 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 02:49:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 02:49:43,183 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-29 02:49:43,183 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-29 02:49:43,184 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 02:49:43,186 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-29 02:49:43,186 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-29 02:49:43,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-29 02:49:43,194 INFO L731 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1] [2021-10-29 02:49:43,195 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-10-29 02:49:43,198 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-29 02:49:43,199 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 02:49:43,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 02:49:43 BasicIcfg [2021-10-29 02:49:43,379 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 02:49:43,380 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:49:43,380 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:49:43,380 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:49:43,381 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:49:38" (3/4) ... [2021-10-29 02:49:43,382 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 02:49:43,519 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/witness.graphml [2021-10-29 02:49:43,519 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:49:43,520 INFO L168 Benchmark]: Toolchain (without parser) took 7532.64 ms. Allocated memory was 96.5 MB in the beginning and 178.3 MB in the end (delta: 81.8 MB). Free memory was 61.4 MB in the beginning and 82.1 MB in the end (delta: -20.6 MB). Peak memory consumption was 60.7 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:43,521 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 48.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:49:43,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.12 ms. Allocated memory is still 96.5 MB. Free memory was 61.3 MB in the beginning and 59.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:43,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.14 ms. Allocated memory is still 96.5 MB. Free memory was 59.4 MB in the beginning and 57.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:43,522 INFO L168 Benchmark]: Boogie Preprocessor took 67.10 ms. Allocated memory is still 96.5 MB. Free memory was 57.0 MB in the beginning and 55.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:43,523 INFO L168 Benchmark]: RCFGBuilder took 1776.99 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 55.0 MB in the beginning and 73.4 MB in the end (delta: -18.5 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:43,523 INFO L168 Benchmark]: TraceAbstraction took 4702.38 ms. Allocated memory was 117.4 MB in the beginning and 178.3 MB in the end (delta: 60.8 MB). Free memory was 72.2 MB in the beginning and 107.2 MB in the end (delta: -35.0 MB). Peak memory consumption was 59.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:43,524 INFO L168 Benchmark]: Witness Printer took 139.28 ms. Allocated memory is still 178.3 MB. Free memory was 107.2 MB in the beginning and 82.1 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:49:43,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 48.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 752.12 ms. Allocated memory is still 96.5 MB. Free memory was 61.3 MB in the beginning and 59.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.14 ms. Allocated memory is still 96.5 MB. Free memory was 59.4 MB in the beginning and 57.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.10 ms. Allocated memory is still 96.5 MB. Free memory was 57.0 MB in the beginning and 55.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1776.99 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 55.0 MB in the beginning and 73.4 MB in the end (delta: -18.5 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4702.38 ms. Allocated memory was 117.4 MB in the beginning and 178.3 MB in the end (delta: 60.8 MB). Free memory was 72.2 MB in the beginning and 107.2 MB in the end (delta: -35.0 MB). Peak memory consumption was 59.2 MB. Max. memory is 16.1 GB. * Witness Printer took 139.28 ms. Allocated memory is still 178.3 MB. Free memory was 107.2 MB in the beginning and 82.1 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2922, positive: 2738, positive conditional: 1956, positive unconditional: 782, negative: 184, negative conditional: 154, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2878, positive: 2738, positive conditional: 1956, positive unconditional: 782, negative: 140, negative conditional: 110, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2878, positive: 2738, positive conditional: 1956, positive unconditional: 782, negative: 140, negative conditional: 110, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3302, positive: 2738, positive conditional: 1786, positive unconditional: 952, negative: 564, negative conditional: 424, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3302, positive: 2738, positive conditional: 635, positive unconditional: 2103, negative: 564, negative conditional: 90, negative unconditional: 474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3302, positive: 2738, positive conditional: 635, positive unconditional: 2103, negative: 564, negative conditional: 90, negative unconditional: 474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 857, positive: 805, positive conditional: 23, positive unconditional: 782, negative: 52, negative conditional: 21, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 857, positive: 780, positive conditional: 0, positive unconditional: 780, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 77, positive: 25, positive conditional: 23, positive unconditional: 2, negative: 52, negative conditional: 21, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 912, positive: 260, positive conditional: 253, positive unconditional: 7, negative: 652, negative conditional: 209, negative unconditional: 443, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3302, positive: 1933, positive conditional: 612, positive unconditional: 1321, negative: 512, negative conditional: 69, negative unconditional: 443, unknown: 857, unknown conditional: 44, unknown unconditional: 813] , Statistics on independence cache: Total cache size (in pairs): 857, Positive cache size: 805, Positive conditional cache size: 23, Positive unconditional cache size: 782, Negative cache size: 52, Negative conditional cache size: 21, Negative unconditional cache size: 31, Eliminated conditions: 1485, Maximal queried relation: 6, Independence queries for same thread: 44 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 502, Number of persistent set computation: 210, Number of trivial persistent sets: 120, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 812, positive: 782, positive conditional: 0, positive unconditional: 782, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2922, positive: 2738, positive conditional: 1956, positive unconditional: 782, negative: 184, negative conditional: 154, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2878, positive: 2738, positive conditional: 1956, positive unconditional: 782, negative: 140, negative conditional: 110, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2878, positive: 2738, positive conditional: 1956, positive unconditional: 782, negative: 140, negative conditional: 110, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3302, positive: 2738, positive conditional: 1786, positive unconditional: 952, negative: 564, negative conditional: 424, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3302, positive: 2738, positive conditional: 635, positive unconditional: 2103, negative: 564, negative conditional: 90, negative unconditional: 474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3302, positive: 2738, positive conditional: 635, positive unconditional: 2103, negative: 564, negative conditional: 90, negative unconditional: 474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 857, positive: 805, positive conditional: 23, positive unconditional: 782, negative: 52, negative conditional: 21, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 857, positive: 780, positive conditional: 0, positive unconditional: 780, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 77, positive: 25, positive conditional: 23, positive unconditional: 2, negative: 52, negative conditional: 21, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 912, positive: 260, positive conditional: 253, positive unconditional: 7, negative: 652, negative conditional: 209, negative unconditional: 443, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3302, positive: 1933, positive conditional: 612, positive unconditional: 1321, negative: 512, negative conditional: 69, negative unconditional: 443, unknown: 857, unknown conditional: 44, unknown unconditional: 813] , Statistics on independence cache: Total cache size (in pairs): 857, Positive cache size: 805, Positive conditional cache size: 23, Positive unconditional cache size: 782, Negative cache size: 52, Negative conditional cache size: 21, Negative unconditional cache size: 31, Eliminated conditions: 1485, Maximal queried relation: 6, Independence queries for same thread: 44 - 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: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L715] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L716] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L717] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L719] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L720] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L721] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L722] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L723] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L724] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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] [L725] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$r_buff1_thd0=0] [L726] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$r_buff1_thd1=0] [L727] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L728] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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] [L729] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$read_delayed_var={0:0}] [L730] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$w_buff0=0] [L731] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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] [L732] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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] [L733] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$w_buff1_used=0] [L735] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L813] 0 pthread_t t1633; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L814] FCALL, FORK 0 pthread_create(&t1633, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L815] 0 pthread_t t1634; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L816] FCALL, FORK 0 pthread_create(&t1634, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L771] 2 x$w_buff1 = x$w_buff0 [L772] 2 x$w_buff0 = 1 [L773] 2 x$w_buff1_used = x$w_buff0_used [L774] 2 x$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L776] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L777] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L778] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L779] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L782] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L785] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L788] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L741] 1 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L746] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L747] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L748] 1 x$flush_delayed = weak$$choice2 [L749] 1 x$mem_tmp = x [L750] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L750] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L751] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L751] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L751] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L751] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L752] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L752] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L752] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L752] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L753] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L753] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L753] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L754] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L754] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L754] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L754] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L755] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L755] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L755] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L755] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L756] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L756] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 __unbuffered_p0_EAX = x [L758] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L758] 1 x = x$flush_delayed ? x$mem_tmp : x [L759] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L764] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L766] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L791] 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) [L791] 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) [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L792] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L793] 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 [L794] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L794] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L795] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L795] 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 [L798] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L818] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L4] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L822] 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) [L822] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L822] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L822] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L823] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L823] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L824] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L824] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L825] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L825] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L826] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L826] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L829] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 1) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L19] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L19] 0 reach_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$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$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 816]: 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: 814]: 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: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 108 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.1s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 60, 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, 1.1s InterpolantComputationTime, 587 NumberOfCodeBlocks, 587 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 507 ConstructedInterpolants, 0 QuantifiedInterpolants, 1465 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! [2021-10-29 02:49:43,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-29 02:49:43,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26168f39-3e2d-4093-925f-d0be66f0f235/bin/ugemcutter-riF8PgGdml/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...