./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA --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 af189c8870b49f611aa022222cf968f0c789441d4d4f9926444b1aa8c8dc68d1 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 09:42:46,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 09:42:46,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 09:42:46,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 09:42:46,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 09:42:46,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 09:42:46,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 09:42:46,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 09:42:46,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 09:42:46,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 09:42:46,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 09:42:46,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 09:42:46,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 09:42:46,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 09:42:46,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 09:42:46,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 09:42:46,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 09:42:46,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 09:42:46,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 09:42:46,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 09:42:46,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 09:42:46,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 09:42:46,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 09:42:46,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 09:42:46,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 09:42:46,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 09:42:46,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 09:42:46,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 09:42:46,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 09:42:46,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 09:42:46,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 09:42:46,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 09:42:46,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 09:42:46,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 09:42:46,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 09:42:46,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 09:42:46,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 09:42:46,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 09:42:46,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 09:42:46,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 09:42:46,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 09:42:46,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-12-07 09:42:46,707 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 09:42:46,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 09:42:46,708 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 09:42:46,708 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 09:42:46,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 09:42:46,716 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 09:42:46,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 09:42:46,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 09:42:46,717 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 09:42:46,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 09:42:46,718 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 09:42:46,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 09:42:46,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 09:42:46,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 09:42:46,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 09:42:46,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 09:42:46,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 09:42:46,720 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 09:42:46,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 09:42:46,720 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 09:42:46,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 09:42:46,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 09:42:46,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 09:42:46,721 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-12-07 09:42:46,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 09:42:46,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:42:46,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 09:42:46,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 09:42:46,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 09:42:46,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 09:42:46,724 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-12-07 09:42:46,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 09:42:46,725 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 09:42:46,725 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-12-07 09:42:46,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 09:42:46,725 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-12-07 09:42:46,726 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-12-07 09:42:46,726 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_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af189c8870b49f611aa022222cf968f0c789441d4d4f9926444b1aa8c8dc68d1 [2021-12-07 09:42:46,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 09:42:47,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 09:42:47,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 09:42:47,011 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 09:42:47,012 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 09:42:47,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/../../sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i [2021-12-07 09:42:47,086 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/data/5c2c7f614/9a055ff581b94582a96f819b999e94a5/FLAG66076c02f [2021-12-07 09:42:47,633 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 09:42:47,634 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i [2021-12-07 09:42:47,648 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/data/5c2c7f614/9a055ff581b94582a96f819b999e94a5/FLAG66076c02f [2021-12-07 09:42:47,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/data/5c2c7f614/9a055ff581b94582a96f819b999e94a5 [2021-12-07 09:42:47,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 09:42:47,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 09:42:47,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 09:42:47,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 09:42:47,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 09:42:47,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:42:47" (1/1) ... [2021-12-07 09:42:47,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106e048d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:47, skipping insertion in model container [2021-12-07 09:42:47,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:42:47" (1/1) ... [2021-12-07 09:42:47,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 09:42:48,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 09:42:48,247 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_9fd33e70-1d69-4094-b5c1-a6f5045523e0/sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i[996,1009] [2021-12-07 09:42:48,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:42:48,508 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 09:42:48,524 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_9fd33e70-1d69-4094-b5c1-a6f5045523e0/sv-benchmarks/c/pthread-wmm/mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i[996,1009] [2021-12-07 09:42:48,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 09:42:48,653 INFO L208 MainTranslator]: Completed translation [2021-12-07 09:42:48,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48 WrapperNode [2021-12-07 09:42:48,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 09:42:48,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 09:42:48,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 09:42:48,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 09:42:48,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,736 INFO L137 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 162 [2021-12-07 09:42:48,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 09:42:48,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 09:42:48,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 09:42:48,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 09:42:48,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 09:42:48,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 09:42:48,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 09:42:48,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 09:42:48,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (1/1) ... [2021-12-07 09:42:48,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 09:42:48,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:42:48,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 09:42:48,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 09:42:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 09:42:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-07 09:42:48,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 09:42:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 09:42:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 09:42:48,889 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-07 09:42:48,890 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-07 09:42:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-07 09:42:48,890 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-07 09:42:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 09:42:48,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-07 09:42:48,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 09:42:48,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 09:42:48,892 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-07 09:42:49,068 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 09:42:49,070 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 09:42:49,628 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 09:42:49,967 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 09:42:49,967 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 09:42:49,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:42:49 BoogieIcfgContainer [2021-12-07 09:42:49,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 09:42:49,971 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 09:42:49,971 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 09:42:49,975 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 09:42:49,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 09:42:47" (1/3) ... [2021-12-07 09:42:49,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@716b77af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:42:49, skipping insertion in model container [2021-12-07 09:42:49,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:42:48" (2/3) ... [2021-12-07 09:42:49,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@716b77af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 09:42:49, skipping insertion in model container [2021-12-07 09:42:49,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:42:49" (3/3) ... [2021-12-07 09:42:49,981 INFO L111 eAbstractionObserver]: Analyzing ICFG mix012_power.oepc_power.opt_pso.oepc_rmo.oepc_rmo.opt_tso.oepc.i [2021-12-07 09:42:49,986 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-07 09:42:49,986 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 09:42:49,986 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-07 09:42:49,986 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-07 09:42:50,025 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,025 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,025 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,026 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,026 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,026 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,027 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,030 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,030 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,031 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,031 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,031 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,032 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,032 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,032 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,032 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,033 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,033 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,035 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,035 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,035 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,035 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,036 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,036 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,036 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,036 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,037 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,037 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,037 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,038 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,038 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,038 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,038 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,039 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,039 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,040 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,040 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,040 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,041 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,041 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,041 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,041 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,042 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,042 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,042 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,042 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,042 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,042 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,043 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,043 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,043 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,043 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,043 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,043 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,044 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,044 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,044 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,044 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,044 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,045 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,045 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,045 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,045 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,046 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,046 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,046 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,046 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,047 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,047 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,047 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,047 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,047 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,048 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,049 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,051 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,053 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,053 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,054 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,054 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,055 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,055 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,055 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,055 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,061 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,062 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,062 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,062 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,062 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,063 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,063 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,063 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,064 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,065 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,066 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,067 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,069 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,069 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,070 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,075 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,075 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,075 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,075 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,081 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,081 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,081 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,082 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,082 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,082 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,082 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,083 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,084 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,084 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,084 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,085 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,085 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,086 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,086 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,087 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,088 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,089 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,089 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,091 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,091 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,091 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,091 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,091 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,092 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,092 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,092 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,092 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,092 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,093 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,093 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,093 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-07 09:42:50,151 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-12-07 09:42:50,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/z3 [2021-12-07 09:42:50,158 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-12-07 09:42:50,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-12-07 09:42:50,200 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-12-07 09:42:50,225 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 [2021-12-07 09:42:50,225 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-07 09:42:50,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,418 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,419 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,420 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,420 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,420 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,423 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,423 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,461 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,462 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,463 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,467 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,467 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,467 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,468 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,468 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,468 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,468 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,469 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,469 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,471 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,511 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,513 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,538 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,584 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:50,611 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-12-07 09:42:50,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:42:50,620 INFO L85 PathProgramCache]: Analyzing trace with hash 687604183, now seen corresponding path program 1 times [2021-12-07 09:42:50,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:42:50,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566044550] [2021-12-07 09:42:50,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:42:50,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:42:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:42:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:42:51,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:42:51,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566044550] [2021-12-07 09:42:51,004 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566044550] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:42:51,004 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:42:51,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 09:42:51,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804151560] [2021-12-07 09:42:51,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:42:51,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 09:42:51,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:42:51,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 09:42:51,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 09:42:51,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:51,035 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:42:51,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.0) internal successors, (74), 2 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:42:51,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:51,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:51,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 09:42:51,070 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-12-07 09:42:51,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:42:51,071 INFO L85 PathProgramCache]: Analyzing trace with hash -986583730, now seen corresponding path program 1 times [2021-12-07 09:42:51,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:42:51,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710812678] [2021-12-07 09:42:51,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:42:51,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:42:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:42:51,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:42:51,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:42:51,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710812678] [2021-12-07 09:42:51,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710812678] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:42:51,465 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:42:51,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 09:42:51,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881998474] [2021-12-07 09:42:51,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:42:51,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 09:42:51,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:42:51,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 09:42:51,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-07 09:42:51,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:51,470 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:42:51,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 09:42:51,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:51,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:51,611 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:51,637 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:51,639 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:51,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:51,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:42:51,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 09:42:51,732 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-12-07 09:42:51,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:42:51,732 INFO L85 PathProgramCache]: Analyzing trace with hash -970687063, now seen corresponding path program 1 times [2021-12-07 09:42:51,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:42:51,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286593963] [2021-12-07 09:42:51,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:42:51,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:42:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 09:42:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 09:42:52,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 09:42:52,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286593963] [2021-12-07 09:42:52,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286593963] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 09:42:52,056 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 09:42:52,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 09:42:52,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355083646] [2021-12-07 09:42:52,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 09:42:52,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 09:42:52,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 09:42:52,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 09:42:52,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-07 09:42:52,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:52,059 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-12-07 09:42:52,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 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) [2021-12-07 09:42:52,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:52,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-12-07 09:42:52,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:52,295 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,307 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,322 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,323 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,352 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,353 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,529 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,530 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,530 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,531 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,531 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,531 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,532 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,532 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,532 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,533 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,533 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,533 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,534 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,558 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,559 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,560 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,560 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,560 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,561 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,561 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,572 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,572 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,573 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,573 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,574 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,574 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,603 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,606 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,606 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,607 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,607 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,607 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,608 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,608 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,608 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,609 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,609 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,610 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,610 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,611 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,644 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,644 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,645 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,645 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,645 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,646 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,646 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,646 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,647 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,647 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,647 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,647 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,648 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,649 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-07 09:42:52,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 09:42:52,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-07 09:42:52,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 09:42:52,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 09:42:52,763 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-12-07 09:42:52,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 09:42:52,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1000411043, now seen corresponding path program 2 times [2021-12-07 09:42:52,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 09:42:52,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803587606] [2021-12-07 09:42:52,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 09:42:52,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 09:42:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 09:42:52,828 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 09:42:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 09:42:52,930 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 09:42:52,931 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-07 09:42:52,932 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-12-07 09:42:52,933 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-12-07 09:42:52,934 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-12-07 09:42:52,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 09:42:52,942 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2021-12-07 09:42:52,942 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-12-07 09:42:52,946 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-12-07 09:42:52,946 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 09:42:53,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 09:42:53 BasicIcfg [2021-12-07 09:42:53,107 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 09:42:53,107 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 09:42:53,107 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 09:42:53,108 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 09:42:53,108 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 09:42:49" (3/4) ... [2021-12-07 09:42:53,110 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-12-07 09:42:53,242 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/witness.graphml [2021-12-07 09:42:53,242 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 09:42:53,243 INFO L158 Benchmark]: Toolchain (without parser) took 5278.92ms. Allocated memory was 96.5MB in the beginning and 178.3MB in the end (delta: 81.8MB). Free memory was 62.8MB in the beginning and 105.4MB in the end (delta: -42.6MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2021-12-07 09:42:53,243 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 96.5MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 09:42:53,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 688.15ms. Allocated memory is still 96.5MB. Free memory was 62.6MB in the beginning and 59.1MB in the end (delta: 3.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-07 09:42:53,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.30ms. Allocated memory is still 96.5MB. Free memory was 59.1MB in the beginning and 56.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 09:42:53,245 INFO L158 Benchmark]: Boogie Preprocessor took 70.74ms. Allocated memory is still 96.5MB. Free memory was 56.7MB in the beginning and 54.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 09:42:53,245 INFO L158 Benchmark]: RCFGBuilder took 1161.44ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 54.6MB in the beginning and 58.4MB in the end (delta: -3.8MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2021-12-07 09:42:53,246 INFO L158 Benchmark]: TraceAbstraction took 3135.77ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 58.4MB in the beginning and 132.6MB in the end (delta: -74.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2021-12-07 09:42:53,246 INFO L158 Benchmark]: Witness Printer took 134.92ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 105.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-07 09:42:53,248 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 96.5MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 688.15ms. Allocated memory is still 96.5MB. Free memory was 62.6MB in the beginning and 59.1MB in the end (delta: 3.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.30ms. Allocated memory is still 96.5MB. Free memory was 59.1MB in the beginning and 56.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.74ms. Allocated memory is still 96.5MB. Free memory was 56.7MB in the beginning and 54.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1161.44ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 54.6MB in the beginning and 58.4MB in the end (delta: -3.8MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3135.77ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 58.4MB in the beginning and 132.6MB in the end (delta: -74.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * Witness Printer took 134.92ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 105.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2852, positive: 2633, positive conditional: 1827, positive unconditional: 806, negative: 219, negative conditional: 196, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2806, positive: 2633, positive conditional: 1827, positive unconditional: 806, negative: 173, negative conditional: 150, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2806, positive: 2633, positive conditional: 1827, positive unconditional: 806, negative: 173, negative conditional: 150, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3106, positive: 2633, positive conditional: 1710, positive unconditional: 923, negative: 473, negative conditional: 300, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3106, positive: 2633, positive conditional: 363, positive unconditional: 2270, negative: 473, negative conditional: 14, negative unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3106, positive: 2633, positive conditional: 363, positive unconditional: 2270, negative: 473, negative conditional: 14, negative unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 835, positive: 809, positive conditional: 3, positive unconditional: 806, negative: 26, negative conditional: 1, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 835, positive: 804, positive conditional: 0, positive unconditional: 804, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 31, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 26, negative conditional: 1, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 491, positive: 7, positive conditional: 4, positive unconditional: 3, negative: 484, negative conditional: 2, negative unconditional: 482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3106, positive: 1824, positive conditional: 360, positive unconditional: 1464, negative: 447, negative conditional: 13, negative unconditional: 434, unknown: 835, unknown conditional: 4, unknown unconditional: 831] , Statistics on independence cache: Total cache size (in pairs): 835, Positive cache size: 809, Positive conditional cache size: 3, Positive unconditional cache size: 806, Negative cache size: 26, Negative conditional cache size: 1, Negative unconditional cache size: 25, Eliminated conditions: 1633, Maximal queried relation: 2, Independence queries for same thread: 46 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 449, Number of trivial persistent sets: 228, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 829, positive: 806, positive conditional: 0, positive unconditional: 806, 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: 2852, positive: 2633, positive conditional: 1827, positive unconditional: 806, negative: 219, negative conditional: 196, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2806, positive: 2633, positive conditional: 1827, positive unconditional: 806, negative: 173, negative conditional: 150, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2806, positive: 2633, positive conditional: 1827, positive unconditional: 806, negative: 173, negative conditional: 150, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3106, positive: 2633, positive conditional: 1710, positive unconditional: 923, negative: 473, negative conditional: 300, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3106, positive: 2633, positive conditional: 363, positive unconditional: 2270, negative: 473, negative conditional: 14, negative unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3106, positive: 2633, positive conditional: 363, positive unconditional: 2270, negative: 473, negative conditional: 14, negative unconditional: 459, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 835, positive: 809, positive conditional: 3, positive unconditional: 806, negative: 26, negative conditional: 1, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 835, positive: 804, positive conditional: 0, positive unconditional: 804, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 31, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 26, negative conditional: 1, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 491, positive: 7, positive conditional: 4, positive unconditional: 3, negative: 484, negative conditional: 2, negative unconditional: 482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3106, positive: 1824, positive conditional: 360, positive unconditional: 1464, negative: 447, negative conditional: 13, negative unconditional: 434, unknown: 835, unknown conditional: 4, unknown unconditional: 831] , Statistics on independence cache: Total cache size (in pairs): 835, Positive cache size: 809, Positive conditional cache size: 3, Positive unconditional cache size: 806, Negative cache size: 26, Negative conditional cache size: 1, Negative unconditional cache size: 25, Eliminated conditions: 1633, Maximal queried relation: 2, Independence queries for same thread: 46 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L712] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L714] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L715] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L716] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L718] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L720] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L721] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L722] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L723] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L724] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L725] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L726] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L727] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L728] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L729] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L730] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L731] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L732] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L733] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L734] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L812] 0 pthread_t t305; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t305={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L813] FCALL, FORK 0 pthread_create(&t305, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t305, ((void *)0), P0, ((void *)0))=-1, t305={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L814] 0 pthread_t t306; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t305={5:0}, t306={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L815] FCALL, FORK 0 pthread_create(&t306, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t306, ((void *)0), P1, ((void *)0))=0, t305={5:0}, t306={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L740] 1 y$w_buff1 = y$w_buff0 [L741] 1 y$w_buff0 = 1 [L742] 1 y$w_buff1_used = y$w_buff0_used [L743] 1 y$w_buff0_used = (_Bool)1 [L744] CALL 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L744] RET 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L745] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L746] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L747] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L748] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L751] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L768] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L771] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L774] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L775] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L776] 2 y$flush_delayed = weak$$choice2 [L777] 2 y$mem_tmp = y [L778] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L778] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L779] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L779] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L779] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L779] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L780] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L780] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L780] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L780] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L781] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L781] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L781] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L781] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L782] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L782] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L783] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L783] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L783] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L784] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L784] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L785] 2 __unbuffered_p1_EBX = y [L786] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L786] 2 y = y$flush_delayed ? y$mem_tmp : y [L787] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L790] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L790] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L791] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L791] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L792] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L792] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L793] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L793] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L794] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L794] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L799] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L754] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L755] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L755] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L756] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L756] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L757] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L757] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L758] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L758] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L761] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L817] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t305={5:0}, t306={3:0}, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L819] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L819] RET 0 assume_abort_if_not(main$tmp_guard0) [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L821] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L821] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L822] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L823] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L823] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L824] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L825] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t305={5:0}, t306={3:0}, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L830] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 815]: 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: 813]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 116 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 303 NumberOfCodeBlocks, 303 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 438 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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! [2021-12-07 09:42:53,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 09:42:53,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd33e70-1d69-4094-b5c1-a6f5045523e0/bin/ugemcutter-YQQFZV6HUA/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