./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix038.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix038.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8aba011b4454b6464ed30c6424ccbb7bc43e89a3e2bf826373810de7cb8fe97a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:02:41,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:02:41,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:02:41,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:02:41,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:02:41,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:02:41,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:02:41,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:02:41,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:02:41,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:02:41,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:02:41,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:02:41,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:02:41,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:02:41,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:02:41,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:02:41,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:02:41,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:02:41,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:02:41,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:02:41,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:02:41,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:02:41,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:02:41,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:02:41,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:02:41,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:02:41,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:02:41,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:02:41,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:02:41,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:02:41,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:02:41,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:02:41,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:02:41,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:02:41,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:02:41,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:02:41,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:02:41,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:02:41,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:02:41,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:02:41,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:02:41,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-22 23:02:41,602 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:02:41,602 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:02:41,603 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:02:41,603 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:02:41,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:02:41,609 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:02:41,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:02:41,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:02:41,610 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:02:41,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:02:41,611 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:02:41,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:02:41,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:02:41,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:02:41,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:02:41,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:02:41,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:02:41,613 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:02:41,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:02:41,614 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:02:41,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:02:41,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:02:41,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:02:41,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:02:41,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:02:41,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:02:41,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:02:41,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:02:41,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:02:41,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:02:41,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:02:41,618 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:02:41,618 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:02:41,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:02:41,619 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:02:41,619 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:02:41,619 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_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8aba011b4454b6464ed30c6424ccbb7bc43e89a3e2bf826373810de7cb8fe97a [2021-11-22 23:02:41,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:02:41,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:02:41,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:02:41,975 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:02:41,976 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:02:41,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-wmm/mix038.opt.i [2021-11-22 23:02:42,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/data/a357bf3cb/9cfcc0e4246443a9885e1c3e2668bff1/FLAG74439bade [2021-11-22 23:02:42,639 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:02:42,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/sv-benchmarks/c/pthread-wmm/mix038.opt.i [2021-11-22 23:02:42,670 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/data/a357bf3cb/9cfcc0e4246443a9885e1c3e2668bff1/FLAG74439bade [2021-11-22 23:02:42,907 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/data/a357bf3cb/9cfcc0e4246443a9885e1c3e2668bff1 [2021-11-22 23:02:42,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:02:42,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:02:42,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:02:42,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:02:42,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:02:42,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:02:42" (1/1) ... [2021-11-22 23:02:42,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af9be29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:42, skipping insertion in model container [2021-11-22 23:02:42,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:02:42" (1/1) ... [2021-11-22 23:02:42,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:02:43,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:02:43,243 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_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/sv-benchmarks/c/pthread-wmm/mix038.opt.i[944,957] [2021-11-22 23:02:43,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:02:43,495 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:02:43,505 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_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/sv-benchmarks/c/pthread-wmm/mix038.opt.i[944,957] [2021-11-22 23:02:43,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:02:43,602 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:02:43,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43 WrapperNode [2021-11-22 23:02:43,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:02:43,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:02:43,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:02:43,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:02:43,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,659 INFO L137 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 184 [2021-11-22 23:02:43,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:02:43,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:02:43,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:02:43,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:02:43,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:02:43,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:02:43,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:02:43,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:02:43,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (1/1) ... [2021-11-22 23:02:43,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:02:43,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:02:43,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:02:43,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:02:43,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:02:43,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:02:43,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:02:43,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:02:43,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:02:43,839 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:02:43,839 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:02:43,839 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:02:43,839 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:02:43,840 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:02:43,840 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:02:43,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:02:43,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:02:43,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:02:43,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:02:43,842 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:02:44,059 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:02:44,060 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:02:44,652 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:02:44,915 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:02:44,915 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:02:44,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:44 BoogieIcfgContainer [2021-11-22 23:02:44,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:02:44,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:02:44,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:02:44,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:02:44,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:02:42" (1/3) ... [2021-11-22 23:02:44,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0da11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:02:44, skipping insertion in model container [2021-11-22 23:02:44,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:43" (2/3) ... [2021-11-22 23:02:44,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0da11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:02:44, skipping insertion in model container [2021-11-22 23:02:44,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:44" (3/3) ... [2021-11-22 23:02:44,926 INFO L111 eAbstractionObserver]: Analyzing ICFG mix038.opt.i [2021-11-22 23:02:44,931 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:02:44,931 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:02:44,932 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-22 23:02:44,932 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:02:44,967 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,968 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,968 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,968 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,968 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,968 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,969 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,969 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,969 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,969 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,970 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,970 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,970 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,971 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,971 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,971 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,971 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,971 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,972 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,972 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,972 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,972 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,973 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,974 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,975 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,976 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,977 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,977 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,977 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,977 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,977 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,978 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,979 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,981 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,985 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,986 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,987 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,988 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,990 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,991 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,991 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,991 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,992 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,992 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,992 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,992 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,992 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,993 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,993 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,993 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,993 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,993 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,994 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,994 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,994 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,994 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,995 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,995 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,995 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,995 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,995 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,996 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,996 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,996 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,997 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,997 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,997 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,997 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,997 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,997 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,998 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,998 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,998 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:44,999 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,001 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,002 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,002 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,002 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,005 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,005 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,005 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,005 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,005 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,006 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,006 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,006 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,006 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,006 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,007 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,007 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,007 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,007 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,007 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,008 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,008 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,012 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-22 23:02:45,057 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:02:45,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:02:45,059 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:02:45,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:02:45,116 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ======== [2021-11-22 23:02:45,123 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:02:45,123 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 23:02:45,285 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,286 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,286 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,287 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,287 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,287 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,287 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,288 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,288 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,288 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,289 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,289 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,289 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,322 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,323 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,324 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,324 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,324 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,324 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,325 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,325 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,325 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,326 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,326 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,326 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,327 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,327 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,366 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:45,379 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:02:45,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:45,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1438680773, now seen corresponding path program 1 times [2021-11-22 23:02:45,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:45,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38642171] [2021-11-22 23:02:45,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:45,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:45,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:45,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:45,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38642171] [2021-11-22 23:02:45,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38642171] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:45,906 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:45,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:02:45,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404583093] [2021-11-22 23:02:45,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:45,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:02:45,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:45,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:02:45,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:02:45,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:45,940 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:45,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.5) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:45,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:45,994 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,022 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,039 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,056 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,127 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,128 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,128 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,129 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,129 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,129 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,130 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,130 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,131 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,131 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,131 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,131 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,132 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,161 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,161 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,161 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,162 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,162 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,162 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,162 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,163 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,163 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,163 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,164 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,164 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,164 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,202 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,203 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,207 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,239 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,240 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,254 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,255 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,255 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,255 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,256 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,260 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,261 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,261 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,261 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,262 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,262 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,262 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,303 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,303 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,304 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,304 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,304 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,305 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,305 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,305 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,307 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,334 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,334 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,334 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,364 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,365 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,366 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,366 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,366 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,367 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,367 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,367 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,368 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,368 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,394 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,395 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,395 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,395 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,396 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,396 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,396 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,396 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,397 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,397 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,397 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,398 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,398 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,428 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,428 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,429 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,429 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,429 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,430 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,430 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,430 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,431 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,431 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,431 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,431 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,432 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,458 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,458 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,458 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,459 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,459 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,459 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,460 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,460 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,460 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,461 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,461 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,461 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,461 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:46,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:02:46,919 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 23:02:46,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:02:46,928 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-22 23:02:46,929 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 was SAFE (1/2) [2021-11-22 23:02:46,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:02:46,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:02:46,937 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:02:46,973 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:02:46,975 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:02:46,975 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-22 23:02:46,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-22 23:02:47,047 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,058 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,058 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,059 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,060 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,061 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,063 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,099 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:02:47,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:47,100 INFO L85 PathProgramCache]: Analyzing trace with hash 987658539, now seen corresponding path program 1 times [2021-11-22 23:02:47,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:47,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256626639] [2021-11-22 23:02:47,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:47,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:47,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:47,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256626639] [2021-11-22 23:02:47,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256626639] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:47,195 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:47,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:02:47,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486619030] [2021-11-22 23:02:47,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:47,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:02:47,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:47,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:02:47,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:02:47,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,201 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:47,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.5) internal successors, (77), 2 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:02:47,220 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:02:47,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:47,221 INFO L85 PathProgramCache]: Analyzing trace with hash 668805693, now seen corresponding path program 1 times [2021-11-22 23:02:47,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:47,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527178835] [2021-11-22 23:02:47,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:47,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:47,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:47,505 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:47,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527178835] [2021-11-22 23:02:47,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527178835] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:47,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:47,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:02:47,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577443305] [2021-11-22 23:02:47,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:47,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:02:47,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:47,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:02:47,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:02:47,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,509 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:47,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:47,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,652 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,653 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,653 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,653 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,653 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,654 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,654 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,654 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,654 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,654 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,655 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,655 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,655 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,679 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,680 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,681 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,681 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,681 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,681 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,682 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,682 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,682 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,682 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,715 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,716 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,716 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,716 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,716 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,717 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,718 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,718 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,718 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 23:02:47,765 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:02:47,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:47,766 INFO L85 PathProgramCache]: Analyzing trace with hash 552453689, now seen corresponding path program 1 times [2021-11-22 23:02:47,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:47,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016992405] [2021-11-22 23:02:47,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:47,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:47,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:47,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:47,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016992405] [2021-11-22 23:02:47,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016992405] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:47,945 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:47,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:02:47,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260766532] [2021-11-22 23:02:47,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:47,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:02:47,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:47,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:02:47,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:02:47,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,948 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:47,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:47,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:47,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:47,998 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,998 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,998 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:47,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 23:02:48,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:02:48,093 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:02:48,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:48,093 INFO L85 PathProgramCache]: Analyzing trace with hash 386707252, now seen corresponding path program 1 times [2021-11-22 23:02:48,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:48,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035148593] [2021-11-22 23:02:48,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:48,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:48,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:48,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035148593] [2021-11-22 23:02:48,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035148593] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:48,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:48,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:02:48,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589234589] [2021-11-22 23:02:48,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:48,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:02:48,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:48,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:02:48,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:02:48,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,360 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:48,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:48,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-22 23:02:48,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,446 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,451 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,452 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,452 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,453 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,453 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,453 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,453 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,454 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,454 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,454 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,454 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,455 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,455 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:48,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 23:02:48,569 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:02:48,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:48,569 INFO L85 PathProgramCache]: Analyzing trace with hash 59272180, now seen corresponding path program 2 times [2021-11-22 23:02:48,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:48,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042144281] [2021-11-22 23:02:48,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:48,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:48,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:48,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:48,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042144281] [2021-11-22 23:02:48,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042144281] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:48,767 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:48,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-22 23:02:48,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117627655] [2021-11-22 23:02:48,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:48,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 23:02:48,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:48,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 23:02:48,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-22 23:02:48,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,769 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:48,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:48,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:48,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,832 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,849 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,851 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:48,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:48,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:48,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:48,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:48,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 23:02:48,936 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:02:48,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:48,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1122937029, now seen corresponding path program 1 times [2021-11-22 23:02:48,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:48,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519534016] [2021-11-22 23:02:48,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:48,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:49,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:49,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:49,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519534016] [2021-11-22 23:02:49,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519534016] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:49,135 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:49,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:02:49,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614915831] [2021-11-22 23:02:49,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:49,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:02:49,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:49,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:02:49,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:02:49,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:49,137 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:49,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 7 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:49,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:49,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:49,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:49,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:49,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:49,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:49,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,306 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,307 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,307 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,307 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,307 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,308 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,308 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,308 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,308 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,309 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,334 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,357 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,358 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,358 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,358 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,359 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,359 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,359 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,359 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,359 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,360 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,360 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,360 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,360 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,361 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,404 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,404 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,405 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,405 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,405 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,405 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,405 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,408 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:49,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:49,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:49,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:49,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:49,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:49,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 23:02:49,705 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:02:49,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:49,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1173706639, now seen corresponding path program 2 times [2021-11-22 23:02:49,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:49,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653314605] [2021-11-22 23:02:49,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:49,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:02:49,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:49,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653314605] [2021-11-22 23:02:49,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653314605] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:49,890 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:49,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-22 23:02:49,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451275021] [2021-11-22 23:02:49,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:49,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 23:02:49,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:49,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 23:02:49,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-22 23:02:49,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:49,894 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:49,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 8 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:49,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:49,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:49,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:49,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:49,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:49,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:49,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:49,964 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,965 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite8_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,966 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,966 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,966 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,966 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,967 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,967 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,967 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,967 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,968 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:49,968 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:50,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:50,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 23:02:50,117 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-22 23:02:50,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:50,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1471773291, now seen corresponding path program 3 times [2021-11-22 23:02:50,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:50,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092367855] [2021-11-22 23:02:50,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:50,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:02:50,154 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:02:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:02:50,237 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 23:02:50,237 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 23:02:50,238 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-22 23:02:50,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-22 23:02:50,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-22 23:02:50,238 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-22 23:02:50,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-22 23:02:50,240 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1] [2021-11-22 23:02:50,241 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-22 23:02:50,244 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-22 23:02:50,244 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:02:50,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:02:50 BasicIcfg [2021-11-22 23:02:50,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:02:50,487 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:02:50,488 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:02:50,488 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:02:50,488 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:44" (3/4) ... [2021-11-22 23:02:50,490 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:02:50,638 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/witness.graphml [2021-11-22 23:02:50,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:02:50,639 INFO L158 Benchmark]: Toolchain (without parser) took 7727.94ms. Allocated memory was 113.2MB in the beginning and 257.9MB in the end (delta: 144.7MB). Free memory was 84.1MB in the beginning and 144.3MB in the end (delta: -60.1MB). Peak memory consumption was 85.1MB. Max. memory is 16.1GB. [2021-11-22 23:02:50,639 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 113.2MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:02:50,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.76ms. Allocated memory is still 113.2MB. Free memory was 83.9MB in the beginning and 74.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:02:50,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.85ms. Allocated memory is still 113.2MB. Free memory was 74.5MB in the beginning and 71.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:02:50,640 INFO L158 Benchmark]: Boogie Preprocessor took 63.12ms. Allocated memory is still 113.2MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:02:50,641 INFO L158 Benchmark]: RCFGBuilder took 1176.63ms. Allocated memory was 113.2MB in the beginning and 157.3MB in the end (delta: 44.0MB). Free memory was 69.8MB in the beginning and 95.5MB in the end (delta: -25.8MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2021-11-22 23:02:50,641 INFO L158 Benchmark]: TraceAbstraction took 5567.43ms. Allocated memory was 157.3MB in the beginning and 257.9MB in the end (delta: 100.7MB). Free memory was 94.8MB in the beginning and 183.1MB in the end (delta: -88.3MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2021-11-22 23:02:50,642 INFO L158 Benchmark]: Witness Printer took 150.57ms. Allocated memory is still 257.9MB. Free memory was 183.1MB in the beginning and 144.3MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-22 23:02:50,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88ms. Allocated memory is still 113.2MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.76ms. Allocated memory is still 113.2MB. Free memory was 83.9MB in the beginning and 74.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.85ms. Allocated memory is still 113.2MB. Free memory was 74.5MB in the beginning and 71.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.12ms. Allocated memory is still 113.2MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1176.63ms. Allocated memory was 113.2MB in the beginning and 157.3MB in the end (delta: 44.0MB). Free memory was 69.8MB in the beginning and 95.5MB in the end (delta: -25.8MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * TraceAbstraction took 5567.43ms. Allocated memory was 157.3MB in the beginning and 257.9MB in the end (delta: 100.7MB). Free memory was 94.8MB in the beginning and 183.1MB in the end (delta: -88.3MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. * Witness Printer took 150.57ms. Allocated memory is still 257.9MB. Free memory was 183.1MB in the beginning and 144.3MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15344, positive: 14432, positive conditional: 12626, positive unconditional: 1806, negative: 912, negative conditional: 889, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15253, positive: 14432, positive conditional: 12626, positive unconditional: 1806, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15253, positive: 14432, positive conditional: 12626, positive unconditional: 1806, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16051, positive: 14432, positive conditional: 12600, positive unconditional: 1832, negative: 1619, negative conditional: 798, negative unconditional: 821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 16051, positive: 14432, positive conditional: 8924, positive unconditional: 5508, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16051, positive: 14432, positive conditional: 8924, positive unconditional: 5508, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1856, positive: 1827, positive conditional: 3, positive unconditional: 1824, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1856, positive: 1820, positive conditional: 0, positive unconditional: 1820, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 575, positive: 86, positive conditional: 79, positive unconditional: 7, negative: 489, negative conditional: 142, negative unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 16051, positive: 12605, positive conditional: 8921, positive unconditional: 3684, negative: 1590, negative conditional: 745, negative unconditional: 845, unknown: 1856, unknown conditional: 7, unknown unconditional: 1849] , Statistics on independence cache: Total cache size (in pairs): 1856, Positive cache size: 1827, Positive conditional cache size: 3, Positive unconditional cache size: 1824, Negative cache size: 29, Negative conditional cache size: 4, Negative unconditional cache size: 25, Eliminated conditions: 3725, Maximal queried relation: 1, Independence queries for same thread: 91 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 1318, Number of trivial persistent sets: 774, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1829, positive: 1806, positive conditional: 0, positive unconditional: 1806, 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: 15344, positive: 14432, positive conditional: 12626, positive unconditional: 1806, negative: 912, negative conditional: 889, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15253, positive: 14432, positive conditional: 12626, positive unconditional: 1806, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15253, positive: 14432, positive conditional: 12626, positive unconditional: 1806, negative: 821, negative conditional: 798, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16051, positive: 14432, positive conditional: 12600, positive unconditional: 1832, negative: 1619, negative conditional: 798, negative unconditional: 821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 16051, positive: 14432, positive conditional: 8924, positive unconditional: 5508, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16051, positive: 14432, positive conditional: 8924, positive unconditional: 5508, negative: 1619, negative conditional: 749, negative unconditional: 870, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1856, positive: 1827, positive conditional: 3, positive unconditional: 1824, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1856, positive: 1820, positive conditional: 0, positive unconditional: 1820, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 29, negative conditional: 4, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 575, positive: 86, positive conditional: 79, positive unconditional: 7, negative: 489, negative conditional: 142, negative unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 16051, positive: 12605, positive conditional: 8921, positive unconditional: 3684, negative: 1590, negative conditional: 745, negative unconditional: 845, unknown: 1856, unknown conditional: 7, unknown unconditional: 1849] , Statistics on independence cache: Total cache size (in pairs): 1856, Positive cache size: 1827, Positive conditional cache size: 3, Positive unconditional cache size: 1824, Negative cache size: 29, Negative conditional cache size: 4, Negative unconditional cache size: 25, Eliminated conditions: 3725, Maximal queried relation: 1, Independence queries for same thread: 91 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8369, positive: 8070, positive conditional: 6442, positive unconditional: 1628, negative: 299, negative conditional: 268, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8284, positive: 8070, positive conditional: 6442, positive unconditional: 1628, negative: 214, negative conditional: 183, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8284, positive: 8070, positive conditional: 6442, positive unconditional: 1628, negative: 214, negative conditional: 183, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9092, positive: 8070, positive conditional: 6108, positive unconditional: 1962, negative: 1022, negative conditional: 808, negative unconditional: 214, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9092, positive: 8070, positive conditional: 1169, positive unconditional: 6901, negative: 1022, negative conditional: 97, negative unconditional: 925, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9092, positive: 8070, positive conditional: 1169, positive unconditional: 6901, negative: 1022, negative conditional: 97, negative unconditional: 925, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1676, positive: 1639, positive conditional: 11, positive unconditional: 1628, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1676, positive: 1622, positive conditional: 0, positive unconditional: 1622, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 54, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 513, positive: 71, positive conditional: 63, positive unconditional: 8, negative: 442, negative conditional: 41, negative unconditional: 400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9092, positive: 6431, positive conditional: 1158, positive unconditional: 5273, negative: 985, negative conditional: 92, negative unconditional: 893, unknown: 1676, unknown conditional: 16, unknown unconditional: 1660] , Statistics on independence cache: Total cache size (in pairs): 1676, Positive cache size: 1639, Positive conditional cache size: 11, Positive unconditional cache size: 1628, Negative cache size: 37, Negative conditional cache size: 5, Negative unconditional cache size: 32, Eliminated conditions: 5650, Maximal queried relation: 5, Independence queries for same thread: 85 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 614, Number of trivial persistent sets: 380, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1659, positive: 1628, positive conditional: 0, positive unconditional: 1628, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8369, positive: 8070, positive conditional: 6442, positive unconditional: 1628, negative: 299, negative conditional: 268, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8284, positive: 8070, positive conditional: 6442, positive unconditional: 1628, negative: 214, negative conditional: 183, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8284, positive: 8070, positive conditional: 6442, positive unconditional: 1628, negative: 214, negative conditional: 183, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9092, positive: 8070, positive conditional: 6108, positive unconditional: 1962, negative: 1022, negative conditional: 808, negative unconditional: 214, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9092, positive: 8070, positive conditional: 1169, positive unconditional: 6901, negative: 1022, negative conditional: 97, negative unconditional: 925, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9092, positive: 8070, positive conditional: 1169, positive unconditional: 6901, negative: 1022, negative conditional: 97, negative unconditional: 925, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1676, positive: 1639, positive conditional: 11, positive unconditional: 1628, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1676, positive: 1622, positive conditional: 0, positive unconditional: 1622, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 54, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 37, negative conditional: 5, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 513, positive: 71, positive conditional: 63, positive unconditional: 8, negative: 442, negative conditional: 41, negative unconditional: 400, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9092, positive: 6431, positive conditional: 1158, positive unconditional: 5273, negative: 985, negative conditional: 92, negative unconditional: 893, unknown: 1676, unknown conditional: 16, unknown unconditional: 1660] , Statistics on independence cache: Total cache size (in pairs): 1676, Positive cache size: 1639, Positive conditional cache size: 11, Positive unconditional cache size: 1628, Negative cache size: 37, Negative conditional cache size: 5, Negative unconditional cache size: 32, Eliminated conditions: 5650, Maximal queried relation: 5, Independence queries for same thread: 85 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L713] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L715] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L717] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L718] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0] [L719] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L721] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L723] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L724] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L725] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L726] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L727] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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] [L728] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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] [L729] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0] [L730] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0] [L731] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L732] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L733] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L734] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L735] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L736] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L737] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$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$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L738] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L739] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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] [L741] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=0] [L742] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=0] [L743] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L833] 0 pthread_t t1004; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t1004={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L834] FCALL, FORK 0 pthread_create(&t1004, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1004, ((void *)0), P0, ((void *)0))=-2, t1004={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L835] 0 pthread_t t1005; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1004={5:0}, t1005={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L836] FCALL, FORK 0 pthread_create(&t1005, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1005, ((void *)0), P1, ((void *)0))=-1, t1004={5:0}, t1005={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L837] 0 pthread_t t1006; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1004={5:0}, t1005={6:0}, t1006={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L838] FCALL, FORK 0 pthread_create(&t1006, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1006, ((void *)0), P2, ((void *)0))=0, t1004={5:0}, t1005={6:0}, t1006={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L790] 3 y$w_buff1 = y$w_buff0 [L791] 3 y$w_buff0 = 1 [L792] 3 y$w_buff1_used = y$w_buff0_used [L793] 3 y$w_buff0_used = (_Bool)1 [L794] CALL 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L794] RET 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L795] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L796] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L797] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L798] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L799] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L802] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L805] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L808] 3 __unbuffered_p2_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L747] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L750] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L755] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L757] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L762] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L765] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L766] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L767] 2 y$flush_delayed = weak$$choice2 [L768] 2 y$mem_tmp = y [L769] EXPR 2 !y$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) [L769] 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) [L770] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L770] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L770] EXPR 2 weak$$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$w_buff0)) [L770] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L771] EXPR 2 weak$$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$w_buff1)) [L771] EXPR 2 !y$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) [L771] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L771] 2 y$w_buff1 = weak$$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)) [L772] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L772] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L772] EXPR 2 weak$$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)) [L772] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L773] EXPR 2 weak$$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$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L773] EXPR 2 !y$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) [L773] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L773] 2 y$w_buff1_used = weak$$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)) [L774] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L774] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L774] EXPR 2 weak$$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)) [L774] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L775] EXPR 2 weak$$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$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L775] EXPR 2 !y$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) [L775] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L775] 2 y$r_buff1_thd2 = weak$$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$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L776] 2 __unbuffered_p1_EAX = y [L777] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L777] 2 y = y$flush_delayed ? y$mem_tmp : y [L778] 2 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] [L783] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] [L785] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] [L811] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L811] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L812] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L812] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L813] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L813] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L814] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L814] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L815] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L815] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L818] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] [L840] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1004={5:0}, t1005={6:0}, t1006={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] [L842] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] [L842] RET 0 assume_abort_if_not(main$tmp_guard0) [L844] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L844] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L844] 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) [L844] 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) [L845] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L845] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L846] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L846] 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 [L847] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L847] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L848] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L848] 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 [L851] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1004={5:0}, t1005={6:0}, t1006={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=1, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] [L853] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=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, z=1] - UnprovableResult [Line: 834]: 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: 838]: 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: 836]: 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: P2Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 156 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 45, 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, 0.9s InterpolantComputationTime, 706 NumberOfCodeBlocks, 706 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 604 ConstructedInterpolants, 0 QuantifiedInterpolants, 2255 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:02:50,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2021-11-22 23:02:50,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 23:02:51,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bbbbccd-b3f3-45af-a17a-70576ce3c57b/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE