./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix032.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:04:39,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:04:39,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:04:39,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:04:39,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:04:39,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:04:39,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:04:39,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:04:39,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:04:39,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:04:39,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:04:39,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:04:39,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:04:39,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:04:39,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:04:39,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:04:39,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:04:39,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:04:39,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:04:39,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:04:39,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:04:39,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:04:39,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:04:39,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:04:39,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:04:39,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:04:39,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:04:39,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:04:39,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:04:39,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:04:39,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:04:39,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:04:39,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:04:39,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:04:39,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:04:39,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:04:39,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:04:39,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:04:39,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:04:39,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:04:39,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:04:39,741 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-22 23:04:39,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:04:39,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:04:39,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:04:39,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:04:39,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:04:39,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:04:39,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:04:39,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:04:39,788 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:04:39,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:04:39,789 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:04:39,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:04:39,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:04:39,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:04:39,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:04:39,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:04:39,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:04:39,791 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:04:39,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:04:39,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:04:39,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:04:39,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:04:39,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:04:39,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:04:39,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:04:39,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:39,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:04:39,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:04:39,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:04:39,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:04:39,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:04:39,794 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:04:39,794 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:04:39,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:04:39,795 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:04:39,795 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:04:39,795 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_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0032fd1b0879d5a3b3f4ef67d0327f489d9a349f94447e8a77b1324c1477f2bb [2021-11-22 23:04:40,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:04:40,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:04:40,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:04:40,093 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:04:40,093 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:04:40,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-wmm/mix032.opt.i [2021-11-22 23:04:40,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/data/a85a80b13/ccabe74b92b143a2a6665e0670d92357/FLAGcf85843a0 [2021-11-22 23:04:40,797 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:04:40,798 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/sv-benchmarks/c/pthread-wmm/mix032.opt.i [2021-11-22 23:04:40,821 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/data/a85a80b13/ccabe74b92b143a2a6665e0670d92357/FLAGcf85843a0 [2021-11-22 23:04:41,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/data/a85a80b13/ccabe74b92b143a2a6665e0670d92357 [2021-11-22 23:04:41,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:04:41,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:04:41,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:41,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:04:41,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:04:41,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cfd924d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41, skipping insertion in model container [2021-11-22 23:04:41,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:04:41,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:04:41,372 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_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2021-11-22 23:04:41,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:04:41,660 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:04:41,673 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_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/sv-benchmarks/c/pthread-wmm/mix032.opt.i[944,957] [2021-11-22 23:04:41,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:04:41,820 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:04:41,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41 WrapperNode [2021-11-22 23:04:41,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:41,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:04:41,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:04:41,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:04:41,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,914 INFO L137 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 187 [2021-11-22 23:04:41,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:04:41,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:04:41,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:04:41,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:04:41,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:04:41,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:04:41,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:04:41,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:04:41,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (1/1) ... [2021-11-22 23:04:41,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:42,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:42,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:42,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:04:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:04:42,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:04:42,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:04:42,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:04:42,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:04:42,089 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:04:42,089 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:04:42,089 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:04:42,089 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:04:42,090 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:04:42,090 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:04:42,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:04:42,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:04:42,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:04:42,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:04:42,093 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:04:42,251 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:04:42,252 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:04:42,797 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:04:43,210 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:04:43,211 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:04:43,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:43 BoogieIcfgContainer [2021-11-22 23:04:43,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:04:43,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:04:43,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:04:43,221 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:04:43,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:04:41" (1/3) ... [2021-11-22 23:04:43,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@438afd09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:04:43, skipping insertion in model container [2021-11-22 23:04:43,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:41" (2/3) ... [2021-11-22 23:04:43,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@438afd09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:04:43, skipping insertion in model container [2021-11-22 23:04:43,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:43" (3/3) ... [2021-11-22 23:04:43,225 INFO L111 eAbstractionObserver]: Analyzing ICFG mix032.opt.i [2021-11-22 23:04:43,232 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:04:43,233 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:04:43,233 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-22 23:04:43,233 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:04:43,288 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,289 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,289 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,289 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,290 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,290 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,290 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,292 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,293 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,294 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,294 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,294 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,295 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,295 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,295 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,296 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,297 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,297 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,297 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,298 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,298 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,299 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,300 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,301 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,301 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,301 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,301 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,301 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,302 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,302 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,302 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,302 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,303 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,304 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,306 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,307 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,308 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,308 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,308 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,308 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,308 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,309 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,309 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,309 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,309 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,310 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,310 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,310 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,310 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,311 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,311 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,311 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,312 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,313 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,316 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,316 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,316 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,317 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,318 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,319 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,319 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,319 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,319 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,325 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,326 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,327 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,330 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,331 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,331 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,331 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,332 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,332 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,332 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,332 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,332 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,332 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,333 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,334 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,334 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,334 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,334 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,335 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,335 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,335 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,335 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,335 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,337 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,337 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,338 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,339 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,339 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,340 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,340 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,345 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,346 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,346 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,346 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,347 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,347 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,347 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,347 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,347 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,347 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,348 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,348 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,350 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,350 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,351 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,351 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,352 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,354 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,354 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,354 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,355 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,358 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,359 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-22 23:04:43,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:04:43,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:43,432 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:43,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:04:43,477 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2021-11-22 23:04:43,486 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:04:43,486 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 23:04:43,784 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,785 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,785 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,786 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,786 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,787 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,788 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,788 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,789 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,833 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,838 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,839 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,902 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:43,914 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:04:43,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:43,921 INFO L85 PathProgramCache]: Analyzing trace with hash -417192570, now seen corresponding path program 1 times [2021-11-22 23:04:43,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:43,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437035938] [2021-11-22 23:04:43,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:43,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:44,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:44,571 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:44,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437035938] [2021-11-22 23:04:44,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437035938] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:44,572 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:44,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:04:44,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067789941] [2021-11-22 23:04:44,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:44,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:04:44,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:44,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:04:44,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:04:44,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:44,625 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:44,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:44,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:44,716 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,733 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,745 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,807 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,810 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,811 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,811 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,812 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,836 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,837 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,868 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,869 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,869 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,869 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,870 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,871 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,871 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,871 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,872 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,918 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,919 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,919 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,919 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,920 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,920 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,920 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,920 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,921 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,921 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,922 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,922 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,922 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,924 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,953 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,954 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,955 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,956 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,956 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,956 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,956 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,957 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,957 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,957 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,958 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:44,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,029 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,029 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,030 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,030 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,031 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,031 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,031 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,032 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,032 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,032 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,033 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,033 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,033 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,058 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,062 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,063 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,068 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,107 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,108 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,108 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,108 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,109 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,109 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,109 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,111 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,111 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,111 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,144 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,145 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,145 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,145 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,146 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,146 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,146 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,147 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,147 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,147 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,148 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,148 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,149 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,175 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,176 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,176 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,176 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,177 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,177 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,177 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,178 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,178 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,178 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,179 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,179 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,179 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:04:45,960 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 23:04:45,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:04:45,978 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-22 23:04:45,981 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2021-11-22 23:04:45,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:04:45,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:45,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:45,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-22 23:04:46,016 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:04:46,017 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:04:46,018 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-22 23:04:46,097 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,109 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,110 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,111 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,111 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,111 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,111 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,112 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,112 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,112 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,112 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,113 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,148 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:04:46,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:46,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1416966224, now seen corresponding path program 1 times [2021-11-22 23:04:46,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:46,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632348436] [2021-11-22 23:04:46,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:46,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:46,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:46,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:46,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632348436] [2021-11-22 23:04:46,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632348436] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:46,212 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:46,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:04:46,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980388703] [2021-11-22 23:04:46,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:46,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:04:46,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:46,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:04:46,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:04:46,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:46,219 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:46,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.0) internal successors, (80), 2 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:46,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:46,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:46,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:04:46,240 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:04:46,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:46,241 INFO L85 PathProgramCache]: Analyzing trace with hash 437545192, now seen corresponding path program 1 times [2021-11-22 23:04:46,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:46,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74117781] [2021-11-22 23:04:46,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:46,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:46,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:46,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74117781] [2021-11-22 23:04:46,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74117781] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:46,473 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:46,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:04:46,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940612823] [2021-11-22 23:04:46,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:46,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:46,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:46,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:46,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:46,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:46,480 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:46,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:46,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:46,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:46,588 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,588 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,589 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,589 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,589 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,590 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,590 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,590 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,590 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,591 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,591 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,591 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,592 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,627 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,627 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,628 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,629 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,630 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,661 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,662 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,663 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,663 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,663 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,663 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,664 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,664 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,664 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,664 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,701 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,701 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,701 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,702 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,703 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,704 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,704 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:46,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:46,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:46,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 23:04:46,817 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:04:46,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:46,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1819527778, now seen corresponding path program 1 times [2021-11-22 23:04:46,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:46,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962397067] [2021-11-22 23:04:46,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:46,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:47,101 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:47,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962397067] [2021-11-22 23:04:47,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962397067] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:47,101 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:47,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:04:47,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450968984] [2021-11-22 23:04:47,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:47,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:47,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:47,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:47,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:47,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:47,104 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:47,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:47,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:47,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:47,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:47,198 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,199 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,199 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,200 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,201 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:47,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:47,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:04:47,287 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:04:47,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:47,288 INFO L85 PathProgramCache]: Analyzing trace with hash -300102754, now seen corresponding path program 2 times [2021-11-22 23:04:47,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:47,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505158670] [2021-11-22 23:04:47,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:47,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:47,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:47,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:47,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505158670] [2021-11-22 23:04:47,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505158670] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:47,595 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:47,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-22 23:04:47,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037619043] [2021-11-22 23:04:47,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:47,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 23:04:47,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:47,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 23:04:47,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-22 23:04:47,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:47,601 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:47,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:47,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:47,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:47,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:47,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:47,683 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,706 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,712 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:47,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:47,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:47,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:47,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:47,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 23:04:47,835 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:04:47,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:47,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1658553819, now seen corresponding path program 1 times [2021-11-22 23:04:47,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:47,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037900721] [2021-11-22 23:04:47,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:47,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:48,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:48,088 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:48,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037900721] [2021-11-22 23:04:48,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037900721] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:48,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:48,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:04:48,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823693111] [2021-11-22 23:04:48,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:48,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:04:48,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:48,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:04:48,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:04:48,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:48,093 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:48,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 7 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:48,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:48,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:48,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:48,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:48,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:48,280 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,280 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,280 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,280 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,281 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,281 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,281 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,281 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,282 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,282 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,282 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,282 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,283 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,303 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,304 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,304 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,304 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,305 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,305 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,305 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,307 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,307 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,328 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,329 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,329 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,330 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,330 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,330 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,364 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,364 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,366 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,366 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,366 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,367 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,367 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,367 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,367 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,369 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:48,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:48,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 23:04:48,632 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:04:48,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:48,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1771338153, now seen corresponding path program 2 times [2021-11-22 23:04:48,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:48,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14215393] [2021-11-22 23:04:48,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:48,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:48,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:48,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:48,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14215393] [2021-11-22 23:04:48,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14215393] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:48,823 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:48,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:04:48,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502426775] [2021-11-22 23:04:48,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:48,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:04:48,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:48,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:04:48,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:04:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:48,825 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:48,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 7 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:04:48,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:48,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:48,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:48,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:48,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:48,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:49,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:49,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:04:49,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:49,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:04:49,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:49,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:04:49,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 23:04:49,033 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:04:49,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:49,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1534091683, now seen corresponding path program 3 times [2021-11-22 23:04:49,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:49,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735767472] [2021-11-22 23:04:49,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:49,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:04:49,084 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:04:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:04:49,206 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 23:04:49,206 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 23:04:49,206 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-22 23:04:49,207 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-22 23:04:49,207 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-22 23:04:49,207 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-22 23:04:49,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 23:04:49,209 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1] [2021-11-22 23:04:49,210 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-22 23:04:49,214 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-22 23:04:49,214 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:04:49,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:04:49 BasicIcfg [2021-11-22 23:04:49,429 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:04:49,429 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:04:49,429 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:04:49,430 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:04:49,430 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:43" (3/4) ... [2021-11-22 23:04:49,432 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:04:49,626 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/witness.graphml [2021-11-22 23:04:49,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:04:49,628 INFO L158 Benchmark]: Toolchain (without parser) took 8549.62ms. Allocated memory was 104.9MB in the beginning and 216.0MB in the end (delta: 111.1MB). Free memory was 70.4MB in the beginning and 113.9MB in the end (delta: -43.6MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2021-11-22 23:04:49,628 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:04:49,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.74ms. Allocated memory is still 104.9MB. Free memory was 70.4MB in the beginning and 65.2MB in the end (delta: 5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:04:49,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.18ms. Allocated memory is still 104.9MB. Free memory was 65.2MB in the beginning and 62.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:04:49,629 INFO L158 Benchmark]: Boogie Preprocessor took 59.17ms. Allocated memory is still 104.9MB. Free memory was 62.4MB in the beginning and 60.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:04:49,630 INFO L158 Benchmark]: RCFGBuilder took 1238.94ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 60.3MB in the beginning and 56.0MB in the end (delta: 4.3MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2021-11-22 23:04:49,630 INFO L158 Benchmark]: TraceAbstraction took 6212.15ms. Allocated memory was 125.8MB in the beginning and 216.0MB in the end (delta: 90.2MB). Free memory was 54.9MB in the beginning and 158.0MB in the end (delta: -103.1MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2021-11-22 23:04:49,631 INFO L158 Benchmark]: Witness Printer took 197.70ms. Allocated memory is still 216.0MB. Free memory was 158.0MB in the beginning and 113.9MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-22 23:04:49,633 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 60.0MB in the beginning and 60.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.74ms. Allocated memory is still 104.9MB. Free memory was 70.4MB in the beginning and 65.2MB in the end (delta: 5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.18ms. Allocated memory is still 104.9MB. Free memory was 65.2MB in the beginning and 62.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.17ms. Allocated memory is still 104.9MB. Free memory was 62.4MB in the beginning and 60.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1238.94ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 60.3MB in the beginning and 56.0MB in the end (delta: 4.3MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * TraceAbstraction took 6212.15ms. Allocated memory was 125.8MB in the beginning and 216.0MB in the end (delta: 90.2MB). Free memory was 54.9MB in the beginning and 158.0MB in the end (delta: -103.1MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. * Witness Printer took 197.70ms. Allocated memory is still 216.0MB. Free memory was 158.0MB in the beginning and 113.9MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21501, positive: 20511, positive conditional: 18491, positive unconditional: 2020, negative: 990, negative conditional: 967, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21368, positive: 20511, positive conditional: 18491, positive unconditional: 2020, negative: 857, negative conditional: 834, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 21368, positive: 20511, positive conditional: 18491, positive unconditional: 2020, negative: 857, negative conditional: 834, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22202, positive: 20511, positive conditional: 18463, positive unconditional: 2048, negative: 1691, negative conditional: 834, negative unconditional: 857, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22202, positive: 20511, positive conditional: 12596, positive unconditional: 7915, negative: 1691, negative conditional: 781, negative unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22202, positive: 20511, positive conditional: 12596, positive unconditional: 7915, negative: 1691, negative conditional: 781, negative unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2072, positive: 2043, positive conditional: 3, positive unconditional: 2040, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2072, positive: 2036, positive conditional: 0, positive unconditional: 2036, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 680, positive: 118, positive conditional: 96, positive unconditional: 22, negative: 562, negative conditional: 124, negative unconditional: 439, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22202, positive: 18468, positive conditional: 12593, positive unconditional: 5875, negative: 1662, negative conditional: 777, negative unconditional: 885, unknown: 2072, unknown conditional: 7, unknown unconditional: 2065] , Statistics on independence cache: Total cache size (in pairs): 2072, Positive cache size: 2043, Positive conditional cache size: 3, Positive unconditional cache size: 2040, Negative cache size: 29, Negative conditional cache size: 4, Negative unconditional cache size: 25, Eliminated conditions: 5920, Maximal queried relation: 1, Independence queries for same thread: 133 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.8s, Number of persistent set computation: 1783, Number of trivial persistent sets: 1225, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2043, positive: 2020, positive conditional: 0, positive unconditional: 2020, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 21501, positive: 20511, positive conditional: 18491, positive unconditional: 2020, negative: 990, negative conditional: 967, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21368, positive: 20511, positive conditional: 18491, positive unconditional: 2020, negative: 857, negative conditional: 834, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 21368, positive: 20511, positive conditional: 18491, positive unconditional: 2020, negative: 857, negative conditional: 834, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22202, positive: 20511, positive conditional: 18463, positive unconditional: 2048, negative: 1691, negative conditional: 834, negative unconditional: 857, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22202, positive: 20511, positive conditional: 12596, positive unconditional: 7915, negative: 1691, negative conditional: 781, negative unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22202, positive: 20511, positive conditional: 12596, positive unconditional: 7915, negative: 1691, negative conditional: 781, negative unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2072, positive: 2043, positive conditional: 3, positive unconditional: 2040, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2072, positive: 2036, positive conditional: 0, positive unconditional: 2036, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 680, positive: 118, positive conditional: 96, positive unconditional: 22, negative: 562, negative conditional: 124, negative unconditional: 439, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22202, positive: 18468, positive conditional: 12593, positive unconditional: 5875, negative: 1662, negative conditional: 777, negative unconditional: 885, unknown: 2072, unknown conditional: 7, unknown unconditional: 2065] , Statistics on independence cache: Total cache size (in pairs): 2072, Positive cache size: 2043, Positive conditional cache size: 3, Positive unconditional cache size: 2040, Negative cache size: 29, Negative conditional cache size: 4, Negative unconditional cache size: 25, Eliminated conditions: 5920, Maximal queried relation: 1, Independence queries for same thread: 133 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8362, positive: 8106, positive conditional: 6304, positive unconditional: 1802, negative: 256, negative conditional: 225, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8279, positive: 8106, positive conditional: 6304, positive unconditional: 1802, negative: 173, negative conditional: 142, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8279, positive: 8106, positive conditional: 6304, positive unconditional: 1802, negative: 173, negative conditional: 142, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9044, positive: 8106, positive conditional: 5993, positive unconditional: 2113, negative: 938, negative conditional: 765, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9044, positive: 8106, positive conditional: 1095, positive unconditional: 7011, negative: 938, negative conditional: 72, negative unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9044, positive: 8106, positive conditional: 1095, positive unconditional: 7011, negative: 938, negative conditional: 72, negative unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1847, positive: 1812, positive conditional: 10, positive unconditional: 1802, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1847, positive: 1796, positive conditional: 0, positive unconditional: 1796, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 522, positive: 100, positive conditional: 92, positive unconditional: 8, negative: 423, negative conditional: 5, negative unconditional: 417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9044, positive: 6294, positive conditional: 1085, positive unconditional: 5209, negative: 903, negative conditional: 69, negative unconditional: 834, unknown: 1847, unknown conditional: 13, unknown unconditional: 1834] , Statistics on independence cache: Total cache size (in pairs): 1847, Positive cache size: 1812, Positive conditional cache size: 10, Positive unconditional cache size: 1802, Negative cache size: 35, Negative conditional cache size: 3, Negative unconditional cache size: 32, Eliminated conditions: 5591, Maximal queried relation: 4, Independence queries for same thread: 83 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 721, Number of trivial persistent sets: 481, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1833, positive: 1802, positive conditional: 0, positive unconditional: 1802, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8362, positive: 8106, positive conditional: 6304, positive unconditional: 1802, negative: 256, negative conditional: 225, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8279, positive: 8106, positive conditional: 6304, positive unconditional: 1802, negative: 173, negative conditional: 142, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8279, positive: 8106, positive conditional: 6304, positive unconditional: 1802, negative: 173, negative conditional: 142, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9044, positive: 8106, positive conditional: 5993, positive unconditional: 2113, negative: 938, negative conditional: 765, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9044, positive: 8106, positive conditional: 1095, positive unconditional: 7011, negative: 938, negative conditional: 72, negative unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9044, positive: 8106, positive conditional: 1095, positive unconditional: 7011, negative: 938, negative conditional: 72, negative unconditional: 866, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1847, positive: 1812, positive conditional: 10, positive unconditional: 1802, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1847, positive: 1796, positive conditional: 0, positive unconditional: 1796, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 35, negative conditional: 3, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 522, positive: 100, positive conditional: 92, positive unconditional: 8, negative: 423, negative conditional: 5, negative unconditional: 417, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9044, positive: 6294, positive conditional: 1085, positive unconditional: 5209, negative: 903, negative conditional: 69, negative unconditional: 834, unknown: 1847, unknown conditional: 13, unknown unconditional: 1834] , Statistics on independence cache: Total cache size (in pairs): 1847, Positive cache size: 1812, Positive conditional cache size: 10, Positive unconditional cache size: 1802, Negative cache size: 35, Negative conditional cache size: 3, Negative unconditional cache size: 32, Eliminated conditions: 5591, Maximal queried relation: 4, Independence queries for same thread: 83 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [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] [L717] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0] [L719] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L721] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L723] 0 int b = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0] [L724] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0] [L725] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0] [L727] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L729] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L731] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L732] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L733] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L734] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L735] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L736] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L737] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L738] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0] [L739] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L740] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L741] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L742] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0] [L743] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L744] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L745] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L746] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L747] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L748] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L749] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] 0 pthread_t t852; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t852={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L846] FCALL, FORK 0 pthread_create(&t852, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t852, ((void *)0), P0, ((void *)0))=-2, t852={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L847] 0 pthread_t t853; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t852={5:0}, t853={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L848] FCALL, FORK 0 pthread_create(&t853, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t853, ((void *)0), P1, ((void *)0))=-1, t852={5:0}, t853={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L849] 0 pthread_t t854; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, t852={5:0}, t853={6:0}, t854={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L850] FCALL, FORK 0 pthread_create(&t854, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t854, ((void *)0), P2, ((void *)0))=0, t852={5:0}, t853={6:0}, t854={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L802] 3 z$w_buff1 = z$w_buff0 [L803] 3 z$w_buff0 = 1 [L804] 3 z$w_buff1_used = z$w_buff0_used [L805] 3 z$w_buff0_used = (_Bool)1 [L806] CALL 3 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L806] RET 3 __VERIFIER_assert(!(z$w_buff1_used && z$w_buff0_used)) [L807] 3 z$r_buff1_thd0 = z$r_buff0_thd0 [L808] 3 z$r_buff1_thd1 = z$r_buff0_thd1 [L809] 3 z$r_buff1_thd2 = z$r_buff0_thd2 [L810] 3 z$r_buff1_thd3 = z$r_buff0_thd3 [L811] 3 z$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L814] 3 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L817] 3 __unbuffered_p2_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L820] 3 __unbuffered_p2_EBX = b VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L753] 1 b = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L756] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L761] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L763] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L768] 2 x = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L771] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L774] 2 __unbuffered_p1_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L777] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L778] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L779] 2 z$flush_delayed = weak$$choice2 [L780] 2 z$mem_tmp = z [L781] EXPR 2 !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L781] 2 z = !z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff1) [L782] EXPR 2 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L782] 2 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : z$w_buff0)) [L783] EXPR 2 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L783] 2 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff1 : z$w_buff1)) [L784] EXPR 2 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L784] 2 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used)) [L785] EXPR 2 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L785] 2 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L786] EXPR 2 weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L786] 2 z$r_buff0_thd2 = weak$$choice2 ? z$r_buff0_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff0_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2)) [L787] EXPR 2 weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L787] 2 z$r_buff1_thd2 = weak$$choice2 ? z$r_buff1_thd2 : (!z$w_buff0_used || !z$r_buff0_thd2 && !z$w_buff1_used || !z$r_buff0_thd2 && !z$r_buff1_thd2 ? z$r_buff1_thd2 : (z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L788] 2 __unbuffered_p1_EBX = z [L789] EXPR 2 z$flush_delayed ? z$mem_tmp : z [L789] 2 z = z$flush_delayed ? z$mem_tmp : z [L790] 2 z$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L795] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L797] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L823] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L823] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L824] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L824] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L825] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L825] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L826] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L826] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L827] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L827] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L830] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L852] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t852={5:0}, t853={6:0}, t854={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L854] RET 0 assume_abort_if_not(main$tmp_guard0) [L856] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L856] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L856] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L856] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L857] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L857] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L858] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L858] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L859] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L859] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L860] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L860] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L863] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, t852={5:0}, t853={6:0}, t854={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L865] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - UnprovableResult [Line: 850]: 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: 846]: 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: 848]: 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: P2Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 151 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 77 ConstructedInterpolants, 0 QuantifiedInterpolants, 163 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 151 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 653 NumberOfCodeBlocks, 653 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 547 ConstructedInterpolants, 0 QuantifiedInterpolants, 1211 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:04:49,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 23:04:49,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 23:04:50,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6a6225-e01a-4e52-bcf4-acaa537f2e4a/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE