./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/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_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:46:57,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:46:57,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:46:57,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:46:57,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:46:57,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:46:57,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:46:57,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:46:57,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:46:57,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:46:57,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:46:57,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:46:57,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:46:57,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:46:57,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:46:57,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:46:57,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:46:57,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:46:57,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:46:57,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:46:57,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:46:57,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:46:57,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:46:57,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:46:57,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:46:57,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:46:57,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:46:57,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:46:57,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:46:57,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:46:57,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:46:57,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:46:57,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:46:57,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:46:57,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:46:57,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:46:57,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:46:57,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:46:57,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:46:57,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:46:57,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:46:57,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-20 07:46:57,947 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:46:57,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:46:57,947 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:46:57,948 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:46:57,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:46:57,949 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:46:57,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:46:57,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:46:57,950 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:46:57,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:46:57,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:46:57,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:46:57,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:46:57,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:46:57,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:46:57,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:46:57,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:46:57,953 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:46:57,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:46:57,953 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:46:57,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:46:57,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:46:57,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:46:57,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-20 07:46:57,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:46:57,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:46:57,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:46:57,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:46:57,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:46:57,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:46:57,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:46:57,956 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:46:57,957 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-20 07:46:57,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:46:57,957 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-20 07:46:57,957 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-20 07:46:57,958 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_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae [2021-11-20 07:46:58,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:46:58,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:46:58,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:46:58,236 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:46:58,238 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:46:58,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-20 07:46:58,312 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/data/2ba6c7e60/d2ef8472961d46ad9c9b023158fac13b/FLAG1e8039d90 [2021-11-20 07:46:58,871 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:46:58,872 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-20 07:46:58,887 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/data/2ba6c7e60/d2ef8472961d46ad9c9b023158fac13b/FLAG1e8039d90 [2021-11-20 07:46:59,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/data/2ba6c7e60/d2ef8472961d46ad9c9b023158fac13b [2021-11-20 07:46:59,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:46:59,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:46:59,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:46:59,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:46:59,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:46:59,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3472df4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59, skipping insertion in model container [2021-11-20 07:46:59,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:46:59,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:46:59,439 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2021-11-20 07:46:59,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:46:59,702 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:46:59,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2021-11-20 07:46:59,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:46:59,850 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:46:59,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59 WrapperNode [2021-11-20 07:46:59,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:46:59,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:46:59,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:46:59,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:46:59,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,936 INFO L137 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 168 [2021-11-20 07:46:59,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:46:59,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:46:59,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:46:59,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:46:59,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:46:59,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:47:00,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:47:00,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:47:00,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:47:00,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:47:00,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (1/1) ... [2021-11-20 07:47:00,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:47:00,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:47:00,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:47:00,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:47:00,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:47:00,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 07:47:00,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:47:00,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:47:00,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:47:00,101 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-20 07:47:00,101 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-20 07:47:00,101 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-20 07:47:00,101 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-20 07:47:00,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:47:00,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 07:47:00,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:47:00,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:47:00,103 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 07:47:00,221 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:47:00,223 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:47:00,716 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:47:01,075 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:47:01,075 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 07:47:01,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:47:01 BoogieIcfgContainer [2021-11-20 07:47:01,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:47:01,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:47:01,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:47:01,090 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:47:01,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:46:59" (1/3) ... [2021-11-20 07:47:01,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2d9b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:47:01, skipping insertion in model container [2021-11-20 07:47:01,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:59" (2/3) ... [2021-11-20 07:47:01,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2d9b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:47:01, skipping insertion in model container [2021-11-20 07:47:01,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:47:01" (3/3) ... [2021-11-20 07:47:01,097 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-20 07:47:01,104 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 07:47:01,104 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:47:01,104 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-20 07:47:01,104 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 07:47:01,150 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,151 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,151 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,152 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,152 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,152 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,153 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,153 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,154 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,154 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,154 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,155 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,155 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,155 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,155 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,155 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,156 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,156 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,157 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,157 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,157 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,158 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,158 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,158 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,159 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,159 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,159 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,160 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,160 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,160 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,160 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,160 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,161 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,161 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,161 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,161 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,161 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,162 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,162 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,162 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,162 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,163 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,163 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,163 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,163 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,164 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,166 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,166 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,166 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,167 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,167 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,167 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,167 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,167 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,168 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,168 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,168 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,168 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,168 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,169 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,174 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,175 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,177 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,179 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,179 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,180 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,182 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,182 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,182 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,184 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,184 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,189 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,189 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,190 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,190 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,190 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,190 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,190 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,191 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,191 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,191 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,191 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,192 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,192 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,192 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,192 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,193 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,193 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,193 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,194 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,194 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,194 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,194 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,195 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,195 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,195 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,195 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,195 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,197 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,197 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,204 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,205 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,205 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,205 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,205 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,205 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,206 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,206 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,206 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,206 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,207 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,207 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,207 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,207 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,207 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,208 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,208 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,208 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,208 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,208 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,209 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,209 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,209 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,209 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,209 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,210 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,211 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,212 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,212 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,212 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,215 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-20 07:47:01,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:47:01,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:47:01,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:47:01,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-20 07:47:01,332 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:47:01,339 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 07:47:01,339 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-20 07:47:01,493 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,516 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,516 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,517 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,517 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,517 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,518 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,518 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,518 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,518 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,519 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,519 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,519 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,520 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,522 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:01,589 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:01,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:01,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1221077455, now seen corresponding path program 1 times [2021-11-20 07:47:01,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:01,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193714593] [2021-11-20 07:47:01,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:01,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:01,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:47:01,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:01,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193714593] [2021-11-20 07:47:01,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193714593] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:01,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:01,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:47:01,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349969305] [2021-11-20 07:47:01,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:01,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:47:01,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:01,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:47:01,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:47:01,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:01,908 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:47:01,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:47:01,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:01,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:01,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:47:01,976 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:01,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:01,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1133223224, now seen corresponding path program 1 times [2021-11-20 07:47:01,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:01,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947161915] [2021-11-20 07:47:01,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:01,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:02,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:47:02,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:02,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947161915] [2021-11-20 07:47:02,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947161915] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:02,259 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:02,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:47:02,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142428104] [2021-11-20 07:47:02,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:02,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:47:02,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:02,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:47:02,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:47:02,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,266 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:47:02,267 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) [2021-11-20 07:47:02,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,393 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,393 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,394 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,394 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,394 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,394 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,395 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,395 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,395 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,396 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,396 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,396 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,396 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,416 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,416 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,417 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,417 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,417 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,417 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,418 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,418 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,418 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,442 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,442 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,443 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,443 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,443 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,443 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,444 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,444 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,444 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,445 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,445 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,445 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,445 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:02,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:47:02,498 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:02,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:02,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1584071351, now seen corresponding path program 1 times [2021-11-20 07:47:02,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:02,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641715127] [2021-11-20 07:47:02,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:02,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:02,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:47:02,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:02,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641715127] [2021-11-20 07:47:02,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641715127] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:02,636 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:02,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:47:02,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223290804] [2021-11-20 07:47:02,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:02,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:47:02,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:02,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:47:02,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:47:02,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,638 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:47:02,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:47:02,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:02,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,683 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,684 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,684 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,684 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,684 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,685 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,685 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,685 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,685 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,686 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,686 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,686 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,686 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:02,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:02,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:02,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:47:02,789 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:02,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:02,790 INFO L85 PathProgramCache]: Analyzing trace with hash -2114831528, now seen corresponding path program 1 times [2021-11-20 07:47:02,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:02,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100534326] [2021-11-20 07:47:02,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:02,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:02,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:47:02,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:02,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100534326] [2021-11-20 07:47:02,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100534326] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:02,978 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:02,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:47:02,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945899635] [2021-11-20 07:47:02,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:02,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:47:02,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:02,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:47:02,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:47:02,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,980 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:47:02,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:47:02,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:02,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:02,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:02,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,056 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,056 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,056 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,057 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,057 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,057 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,057 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,058 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,058 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,058 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,059 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,059 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,059 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,083 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,083 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,084 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,084 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,084 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,084 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,086 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,086 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,086 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,086 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,111 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,114 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,114 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,114 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,115 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,158 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,159 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,159 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,159 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,159 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,161 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,161 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,161 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,163 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,202 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,202 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,203 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,203 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,203 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,203 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,204 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,204 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,204 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,205 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,205 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,205 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,205 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:03,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:03,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:47:03,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:47:03,276 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:03,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:03,277 INFO L85 PathProgramCache]: Analyzing trace with hash -857517536, now seen corresponding path program 2 times [2021-11-20 07:47:03,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:03,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782646688] [2021-11-20 07:47:03,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:03,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:03,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:47:03,435 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:03,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782646688] [2021-11-20 07:47:03,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782646688] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:03,435 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:03,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-20 07:47:03,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721566980] [2021-11-20 07:47:03,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:03,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 07:47:03,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:03,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 07:47:03,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-20 07:47:03,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,438 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:47:03,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:47:03,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:03,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:03,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:47:03,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,524 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,525 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,525 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,525 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,526 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,526 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,526 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,526 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,527 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,527 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,527 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,527 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,528 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,582 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,582 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,582 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,583 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,583 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,583 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,583 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,584 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,584 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,584 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,584 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,585 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,585 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:03,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:03,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:47:03,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:47:03,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 07:47:03,670 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:03,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:03,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1556135334, now seen corresponding path program 1 times [2021-11-20 07:47:03,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:03,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539702484] [2021-11-20 07:47:03,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:03,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:03,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:47:03,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:03,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539702484] [2021-11-20 07:47:03,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539702484] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:03,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:03,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:47:03,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229370711] [2021-11-20 07:47:03,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:03,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:47:03,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:03,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:47:03,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:47:03,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,889 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:47:03,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:47:03,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:03,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:03,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:47:03,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:47:03,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:03,952 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,953 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,953 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,953 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,953 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,954 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,954 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,954 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,954 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,954 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,955 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,955 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:03,955 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,025 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,025 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,025 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,025 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,026 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,026 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,026 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,026 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,026 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,027 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,027 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,027 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,027 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,052 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,052 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,052 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,052 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,053 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,053 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,053 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,053 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,054 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:04,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:04,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:04,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:47:04,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:47:04,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:47:04,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 07:47:04,097 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:04,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:04,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1433828326, now seen corresponding path program 1 times [2021-11-20 07:47:04,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:04,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107430294] [2021-11-20 07:47:04,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:04,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:04,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:47:04,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:04,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107430294] [2021-11-20 07:47:04,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107430294] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:04,320 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:04,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-20 07:47:04,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074412684] [2021-11-20 07:47:04,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:04,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 07:47:04,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:04,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 07:47:04,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-20 07:47:04,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:04,322 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:47:04,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:47:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:47:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:47:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:47:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:04,381 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,381 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,381 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,382 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,382 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,382 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,382 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,382 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,383 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,383 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,383 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,383 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,384 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,416 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,417 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,417 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,418 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,418 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,418 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,418 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,419 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,420 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,420 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,469 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,470 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,470 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,470 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,470 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,471 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,471 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,471 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,471 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,472 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,472 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,472 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,472 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:04,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:04,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:04,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:47:04,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:47:04,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:47:04,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:47:04,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 07:47:04,626 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:04,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:04,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1703800572, now seen corresponding path program 1 times [2021-11-20 07:47:04,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:04,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831337545] [2021-11-20 07:47:04,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:04,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:04,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:47:04,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:04,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831337545] [2021-11-20 07:47:04,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831337545] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:04,739 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:04,739 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:47:04,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066598324] [2021-11-20 07:47:04,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:04,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:47:04,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:04,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:47:04,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:47:04,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:04,742 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:47:04,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:47:04,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:04,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:04,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:04,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:47:04,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:47:04,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:47:04,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:47:04,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:04,796 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,797 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,797 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,798 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,798 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,798 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,798 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,799 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,799 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,799 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,800 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,800 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,801 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,801 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,843 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,871 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:04,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:47:05,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:47:05,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:05,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:47:05,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:47:05,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-20 07:47:05,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:47:05,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 07:47:05,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:47:05,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 07:47:05,435 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:47:05,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:05,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1381223983, now seen corresponding path program 1 times [2021-11-20 07:47:05,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:05,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413610696] [2021-11-20 07:47:05,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:05,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:47:05,472 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:47:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:47:05,583 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:47:05,583 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:47:05,584 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-20 07:47:05,586 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-20 07:47:05,586 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-20 07:47:05,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 07:47:05,595 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:47:05,595 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-11-20 07:47:05,599 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-20 07:47:05,600 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 07:47:05,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:47:05 BasicIcfg [2021-11-20 07:47:05,723 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 07:47:05,723 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:47:05,724 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:47:05,724 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:47:05,724 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:47:01" (3/4) ... [2021-11-20 07:47:05,726 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-20 07:47:05,875 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/witness.graphml [2021-11-20 07:47:05,875 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:47:05,876 INFO L158 Benchmark]: Toolchain (without parser) took 6696.60ms. Allocated memory was 125.8MB in the beginning and 192.9MB in the end (delta: 67.1MB). Free memory was 82.8MB in the beginning and 109.3MB in the end (delta: -26.6MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2021-11-20 07:47:05,876 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:47:05,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 670.84ms. Allocated memory is still 125.8MB. Free memory was 82.6MB in the beginning and 85.1MB in the end (delta: -2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 07:47:05,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.66ms. Allocated memory is still 125.8MB. Free memory was 85.1MB in the beginning and 82.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:47:05,878 INFO L158 Benchmark]: Boogie Preprocessor took 66.19ms. Allocated memory is still 125.8MB. Free memory was 82.9MB in the beginning and 80.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:47:05,878 INFO L158 Benchmark]: RCFGBuilder took 1078.72ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 80.9MB in the beginning and 108.0MB in the end (delta: -27.0MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2021-11-20 07:47:05,879 INFO L158 Benchmark]: TraceAbstraction took 4636.36ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 108.0MB in the beginning and 132.4MB in the end (delta: -24.5MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2021-11-20 07:47:05,879 INFO L158 Benchmark]: Witness Printer took 151.70ms. Allocated memory is still 192.9MB. Free memory was 132.4MB in the beginning and 109.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-20 07:47:05,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 670.84ms. Allocated memory is still 125.8MB. Free memory was 82.6MB in the beginning and 85.1MB in the end (delta: -2.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.66ms. Allocated memory is still 125.8MB. Free memory was 85.1MB in the beginning and 82.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.19ms. Allocated memory is still 125.8MB. Free memory was 82.9MB in the beginning and 80.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1078.72ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 80.9MB in the beginning and 108.0MB in the end (delta: -27.0MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * TraceAbstraction took 4636.36ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 108.0MB in the beginning and 132.4MB in the end (delta: -24.5MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. * Witness Printer took 151.70ms. Allocated memory is still 192.9MB. Free memory was 132.4MB in the beginning and 109.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3455, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 188, negative conditional: 158, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3408, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 141, negative conditional: 111, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3408, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 141, negative conditional: 111, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 2208, positive unconditional: 1059, negative: 502, negative conditional: 361, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 737, positive unconditional: 2530, negative: 502, negative conditional: 81, negative unconditional: 421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 737, positive unconditional: 2530, negative: 502, negative conditional: 81, negative unconditional: 421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 958, positive: 911, positive conditional: 19, positive unconditional: 892, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 958, positive: 890, positive conditional: 0, positive unconditional: 890, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 21, positive conditional: 19, positive unconditional: 2, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 800, positive: 195, positive conditional: 192, positive unconditional: 3, negative: 605, negative conditional: 188, negative unconditional: 417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3769, positive: 2356, positive conditional: 718, positive unconditional: 1638, negative: 455, negative conditional: 65, negative unconditional: 390, unknown: 958, unknown conditional: 35, unknown unconditional: 923] , Statistics on independence cache: Total cache size (in pairs): 958, Positive cache size: 911, Positive conditional cache size: 19, Positive unconditional cache size: 892, Negative cache size: 47, Negative conditional cache size: 16, Negative unconditional cache size: 31, Eliminated conditions: 1751, Maximal queried relation: 6, Independence queries for same thread: 47 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 235, Number of trivial persistent sets: 123, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 922, positive: 892, positive conditional: 0, positive unconditional: 892, 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: 3455, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 188, negative conditional: 158, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3408, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 141, negative conditional: 111, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3408, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 141, negative conditional: 111, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 2208, positive unconditional: 1059, negative: 502, negative conditional: 361, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 737, positive unconditional: 2530, negative: 502, negative conditional: 81, negative unconditional: 421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 737, positive unconditional: 2530, negative: 502, negative conditional: 81, negative unconditional: 421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 958, positive: 911, positive conditional: 19, positive unconditional: 892, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 958, positive: 890, positive conditional: 0, positive unconditional: 890, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 21, positive conditional: 19, positive unconditional: 2, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 800, positive: 195, positive conditional: 192, positive unconditional: 3, negative: 605, negative conditional: 188, negative unconditional: 417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3769, positive: 2356, positive conditional: 718, positive unconditional: 1638, negative: 455, negative conditional: 65, negative unconditional: 390, unknown: 958, unknown conditional: 35, unknown unconditional: 923] , Statistics on independence cache: Total cache size (in pairs): 958, Positive cache size: 911, Positive conditional cache size: 19, Positive unconditional cache size: 892, Negative cache size: 47, Negative conditional cache size: 16, Negative unconditional cache size: 31, Eliminated conditions: 1751, Maximal queried relation: 6, Independence queries for same thread: 47 - 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$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L813] 0 pthread_t t1633; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1633={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L814] FCALL, FORK 0 pthread_create(&t1633, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1633, ((void *)0), P0, ((void *)0))=-1, t1633={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L815] 0 pthread_t t1634; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1633={5:0}, t1634={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L816] FCALL, FORK 0 pthread_create(&t1634, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1634, ((void *)0), P1, ((void *)0))=0, t1633={5:0}, t1634={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L771] 2 x$w_buff1 = x$w_buff0 [L772] 2 x$w_buff0 = 1 [L773] 2 x$w_buff1_used = x$w_buff0_used [L774] 2 x$w_buff0_used = (_Bool)1 [L775] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L775] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L776] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L777] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L778] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L779] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L782] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L785] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L788] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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$$choice0=65, weak$$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$$choice0=65, weak$$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$$choice0=65, weak$$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}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=65, weak$$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, t1633={5:0}, t1634={3:0}, weak$$choice0=65, weak$$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] [L820] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=65, weak$$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] [L820] RET 0 assume_abort_if_not(main$tmp_guard0) [L822] EXPR 0 x$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, t1633={5:0}, t1634={3:0}, weak$$choice0=65, weak$$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] [L831] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=65, weak$$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 [\old(expression)=1, \old(expression)=0, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=65, weak$$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, 116 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 61, 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, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 645 NumberOfCodeBlocks, 645 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 559 ConstructedInterpolants, 0 QuantifiedInterpolants, 1291 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! [2021-11-20 07:47:05,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 07:47:06,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca7e922b-2e82-4885-ba15-39ad7ddd64c8/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE