./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.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_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/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_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/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_63688eee-35cf-4e00-ab7d-201878bf87a2/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 4c09a669e55905e4420a018d9d131490861f4e5b62b0d12706f3ee95b5f0c90f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:02:48,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:02:48,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:02:48,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:02:48,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:02:48,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:02:48,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:02:48,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:02:48,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:02:48,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:02:48,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:02:48,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:02:48,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:02:48,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:02:48,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:02:48,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:02:48,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:02:48,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:02:48,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:02:48,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:02:48,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:02:48,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:02:48,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:02:48,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:02:48,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:02:48,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:02:48,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:02:48,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:02:48,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:02:48,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:02:48,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:02:48,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:02:48,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:02:48,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:02:48,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:02:48,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:02:48,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:02:48,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:02:48,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:02:48,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:02:48,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:02:48,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-22 23:02:48,579 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:02:48,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:02:48,580 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:02:48,581 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:02:48,583 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:02:48,583 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:02:48,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:02:48,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:02:48,585 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:02:48,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:02:48,586 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:02:48,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:02:48,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:02:48,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:02:48,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:02:48,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:02:48,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:02:48,589 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:02:48,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:02:48,589 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:02:48,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:02:48,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:02:48,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:02:48,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:02:48,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:02:48,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:02:48,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:02:48,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:02:48,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:02:48,594 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:02:48,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:02:48,594 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:02:48,595 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:02:48,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:02:48,595 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:02:48,595 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:02:48,596 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_63688eee-35cf-4e00-ab7d-201878bf87a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c09a669e55905e4420a018d9d131490861f4e5b62b0d12706f3ee95b5f0c90f [2021-11-22 23:02:48,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:02:48,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:02:48,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:02:48,890 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:02:48,891 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:02:48,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-22 23:02:48,967 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/data/c08b2f0c3/90e9a9ada0774a9299a791a523f21bf2/FLAGdb1179671 [2021-11-22 23:02:49,522 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:02:49,523 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/sv-benchmarks/c/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-22 23:02:49,538 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/data/c08b2f0c3/90e9a9ada0774a9299a791a523f21bf2/FLAGdb1179671 [2021-11-22 23:02:49,805 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/data/c08b2f0c3/90e9a9ada0774a9299a791a523f21bf2 [2021-11-22 23:02:49,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:02:49,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:02:49,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:02:49,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:02:49,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:02:49,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:02:49" (1/1) ... [2021-11-22 23:02:49,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b6fb205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:49, skipping insertion in model container [2021-11-22 23:02:49,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:02:49" (1/1) ... [2021-11-22 23:02:49,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:02:49,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:02:50,104 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_63688eee-35cf-4e00-ab7d-201878bf87a2/sv-benchmarks/c/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2021-11-22 23:02:50,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:02:50,302 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:02:50,315 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_63688eee-35cf-4e00-ab7d-201878bf87a2/sv-benchmarks/c/pthread-wmm/rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2021-11-22 23:02:50,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:02:50,456 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:02:50,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50 WrapperNode [2021-11-22 23:02:50,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:02:50,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:02:50,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:02:50,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:02:50,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,536 INFO L137 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 267 [2021-11-22 23:02:50,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:02:50,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:02:50,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:02:50,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:02:50,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:02:50,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:02:50,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:02:50,585 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:02:50,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (1/1) ... [2021-11-22 23:02:50,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:02:50,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:02:50,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:02:50,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:02:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:02:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:02:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:02:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:02:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:02:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:02:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:02:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:02:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:02:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:02:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:02:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:02:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:02:50,687 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 23:02:50,896 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:02:50,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:02:51,474 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:02:51,819 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:02:51,819 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:02:51,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:51 BoogieIcfgContainer [2021-11-22 23:02:51,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:02:51,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:02:51,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:02:51,828 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:02:51,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:02:49" (1/3) ... [2021-11-22 23:02:51,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b8ed3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:02:51, skipping insertion in model container [2021-11-22 23:02:51,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:02:50" (2/3) ... [2021-11-22 23:02:51,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b8ed3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:02:51, skipping insertion in model container [2021-11-22 23:02:51,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:51" (3/3) ... [2021-11-22 23:02:51,832 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi001_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2021-11-22 23:02:51,838 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:02:51,838 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:02:51,838 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-22 23:02:51,838 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:02:51,877 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,877 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,877 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,877 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,878 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,878 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,878 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,878 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,879 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,879 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,880 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,880 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,880 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,880 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,880 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,881 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,881 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,881 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,882 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,882 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,883 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,884 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,884 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,884 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,885 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,885 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,886 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,886 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,886 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,886 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,886 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,887 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,888 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,889 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,890 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,891 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,892 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,892 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,892 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,892 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,893 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,898 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,898 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,898 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,898 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,900 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,900 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,900 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,901 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,901 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,901 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,902 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,903 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,904 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,904 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,905 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,905 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,908 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,908 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:51,909 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-22 23:02:51,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:02:51,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:02:51,986 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:02:52,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:02:52,038 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:02:52,047 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 23:02:52,052 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 23:02:52,200 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,214 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,231 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,232 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,232 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,232 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,233 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,233 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,234 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,234 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,234 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,235 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,235 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,235 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,236 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,275 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,276 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,276 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,276 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,277 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,279 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,279 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,280 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,280 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:52,314 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:52,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:52,320 INFO L85 PathProgramCache]: Analyzing trace with hash -614157007, now seen corresponding path program 1 times [2021-11-22 23:02:52,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:52,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483557380] [2021-11-22 23:02:52,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:52,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:52,684 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 23:02:52,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:52,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483557380] [2021-11-22 23:02:52,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483557380] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:52,686 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:52,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:02:52,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000487469] [2021-11-22 23:02:52,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:52,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:02:52,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:52,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:02:52,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:02:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:52,731 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:52,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:52,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:52,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:52,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:02:52,796 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:52,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:52,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1123567931, now seen corresponding path program 1 times [2021-11-22 23:02:52,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:52,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538990946] [2021-11-22 23:02:52,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:52,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:53,174 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 23:02:53,175 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:53,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538990946] [2021-11-22 23:02:53,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538990946] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:53,176 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:53,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:02:53,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682544299] [2021-11-22 23:02:53,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:53,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:02:53,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:53,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:02:53,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:02:53,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:53,179 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:53,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:53,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:53,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:53,292 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,293 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,293 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,293 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,294 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,294 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,294 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,294 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,295 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,295 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,295 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,296 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,296 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,296 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,318 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,343 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,343 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,345 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,345 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,345 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,346 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,346 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,346 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,347 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,347 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,376 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,380 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,380 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,380 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,381 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,381 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,383 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,390 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,391 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,391 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,391 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,392 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,392 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,392 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,393 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,428 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,428 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,429 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,430 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,430 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,430 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,431 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,431 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,431 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,431 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,432 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,434 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,492 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,514 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,516 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,517 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,519 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,520 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,520 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,520 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,584 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,585 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,585 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,585 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,586 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,586 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,586 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,587 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,587 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,588 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,588 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,588 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,589 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,589 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,626 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,627 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,627 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,628 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,628 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,628 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,629 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,629 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,629 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,630 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,630 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,630 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,666 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,667 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,667 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,668 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,668 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,668 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,669 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,669 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,669 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,670 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,714 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,714 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,715 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,715 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,715 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,715 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,716 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,716 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,749 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,749 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,749 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,750 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,750 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,750 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,751 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,777 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,778 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,778 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,778 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,779 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,806 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,806 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,807 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,807 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,834 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,855 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,856 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:53,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:53,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:53,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:02:53,921 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:53,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:53,921 INFO L85 PathProgramCache]: Analyzing trace with hash 54821412, now seen corresponding path program 1 times [2021-11-22 23:02:53,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:53,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589245283] [2021-11-22 23:02:53,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:53,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:54,469 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 23:02:54,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:54,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589245283] [2021-11-22 23:02:54,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589245283] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:54,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:54,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-22 23:02:54,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481834336] [2021-11-22 23:02:54,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:54,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-22 23:02:54,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:54,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-22 23:02:54,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-11-22 23:02:54,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:54,476 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:54,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.909090909090909) internal successors, (76), 11 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 23:02:54,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:54,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:54,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:54,550 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,588 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,589 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,675 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,729 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,762 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,786 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_137 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,812 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,843 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,892 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:54,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:54,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:54,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:54,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 23:02:54,947 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:54,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:54,948 INFO L85 PathProgramCache]: Analyzing trace with hash -558556893, now seen corresponding path program 1 times [2021-11-22 23:02:54,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:54,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904558330] [2021-11-22 23:02:54,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:54,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:55,205 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 23:02:55,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:55,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904558330] [2021-11-22 23:02:55,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904558330] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:55,206 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:55,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:02:55,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365065544] [2021-11-22 23:02:55,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:55,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:02:55,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:55,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:02:55,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:02:55,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:55,208 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:55,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:55,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:55,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:55,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:55,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:55,323 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,464 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,473 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,483 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,491 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,507 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,553 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,554 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,588 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,590 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,605 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,606 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,645 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,673 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:55,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:55,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:55,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:55,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:02:55,926 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:55,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:55,927 INFO L85 PathProgramCache]: Analyzing trace with hash 2104245559, now seen corresponding path program 1 times [2021-11-22 23:02:55,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:55,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020507643] [2021-11-22 23:02:55,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:55,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:56,275 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 23:02:56,275 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:56,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020507643] [2021-11-22 23:02:56,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020507643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:56,276 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:56,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-22 23:02:56,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933512] [2021-11-22 23:02:56,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:56,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-22 23:02:56,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:56,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-22 23:02:56,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2021-11-22 23:02:56,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:56,281 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:56,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.461538461538462) internal successors, (71), 13 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:56,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:56,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:56,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:56,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:56,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:56,477 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,491 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,526 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,580 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,684 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,685 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,704 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,754 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,755 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:56,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:56,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:56,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:56,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:56,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:02:56,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 23:02:56,781 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:56,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:56,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1364539601, now seen corresponding path program 1 times [2021-11-22 23:02:56,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:56,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021098758] [2021-11-22 23:02:56,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:56,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:57,090 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 23:02:57,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:57,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021098758] [2021-11-22 23:02:57,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021098758] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:57,092 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:57,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-22 23:02:57,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236760692] [2021-11-22 23:02:57,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:57,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-22 23:02:57,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:57,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-22 23:02:57,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-11-22 23:02:57,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:57,095 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:57,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.636363636363637) internal successors, (73), 11 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 23:02:57,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:57,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:57,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:57,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:57,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:02:57,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:57,295 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,323 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,377 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,498 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,499 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,524 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,591 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,592 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,706 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,706 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,836 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:57,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:57,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:57,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:57,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:57,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:02:57,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-22 23:02:57,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 23:02:57,896 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:57,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:57,896 INFO L85 PathProgramCache]: Analyzing trace with hash -604206959, now seen corresponding path program 1 times [2021-11-22 23:02:57,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:57,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452352307] [2021-11-22 23:02:57,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:57,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:58,201 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 23:02:58,202 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:58,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452352307] [2021-11-22 23:02:58,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452352307] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:58,210 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:58,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-22 23:02:58,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942613139] [2021-11-22 23:02:58,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:58,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 23:02:58,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:58,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 23:02:58,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-22 23:02:58,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:58,212 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:58,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:58,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:58,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:58,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:58,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:58,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:02:58,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-22 23:02:58,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:58,378 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,430 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,491 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,491 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,520 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,559 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:02:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-22 23:02:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:58,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 23:02:58,651 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:58,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:58,651 INFO L85 PathProgramCache]: Analyzing trace with hash -191546551, now seen corresponding path program 2 times [2021-11-22 23:02:58,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:58,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658184500] [2021-11-22 23:02:58,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:58,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:02:58,756 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 23:02:58,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:02:58,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658184500] [2021-11-22 23:02:58,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658184500] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:02:58,757 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:02:58,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:02:58,757 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910065849] [2021-11-22 23:02:58,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:02:58,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:02:58,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:02:58,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:02:58,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:02:58,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:58,759 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:02:58,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:02:58,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:58,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:58,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:58,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:58,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:02:58,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-22 23:02:58,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:58,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:58,815 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,829 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,830 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,879 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,903 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:58,904 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:59,049 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:59,058 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:59,067 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:59,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:59,084 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9#1_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:59,085 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:02:59,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:02:59,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:02:59,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:59,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 23:02:59,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:02:59,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:02:59,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:02:59,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:02:59,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 23:02:59,182 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:02:59,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:02:59,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1245993170, now seen corresponding path program 1 times [2021-11-22 23:02:59,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:02:59,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518332803] [2021-11-22 23:02:59,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:02:59,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:02:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:02:59,262 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:02:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:02:59,371 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 23:02:59,371 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 23:02:59,372 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 23:02:59,374 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-22 23:02:59,375 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-22 23:02:59,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-22 23:02:59,393 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:02:59,394 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-11-22 23:02:59,398 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-22 23:02:59,398 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:02:59,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:02:59 BasicIcfg [2021-11-22 23:02:59,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:02:59,557 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:02:59,557 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:02:59,557 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:02:59,558 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:02:51" (3/4) ... [2021-11-22 23:02:59,560 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:02:59,711 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/witness.graphml [2021-11-22 23:02:59,711 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:02:59,713 INFO L158 Benchmark]: Toolchain (without parser) took 9899.64ms. Allocated memory was 102.8MB in the beginning and 211.8MB in the end (delta: 109.1MB). Free memory was 68.8MB in the beginning and 165.8MB in the end (delta: -97.0MB). Peak memory consumption was 125.0MB. Max. memory is 16.1GB. [2021-11-22 23:02:59,713 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory was 57.3MB in the beginning and 57.2MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:02:59,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 641.27ms. Allocated memory is still 102.8MB. Free memory was 68.6MB in the beginning and 63.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:02:59,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.49ms. Allocated memory is still 102.8MB. Free memory was 63.5MB in the beginning and 60.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:02:59,714 INFO L158 Benchmark]: Boogie Preprocessor took 43.00ms. Allocated memory is still 102.8MB. Free memory was 60.7MB in the beginning and 58.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:02:59,715 INFO L158 Benchmark]: RCFGBuilder took 1237.79ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 58.6MB in the beginning and 85.2MB in the end (delta: -26.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-22 23:02:59,715 INFO L158 Benchmark]: TraceAbstraction took 7732.63ms. Allocated memory was 127.9MB in the beginning and 211.8MB in the end (delta: 83.9MB). Free memory was 84.0MB in the beginning and 73.9MB in the end (delta: 10.1MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2021-11-22 23:02:59,715 INFO L158 Benchmark]: Witness Printer took 154.56ms. Allocated memory is still 211.8MB. Free memory was 72.9MB in the beginning and 165.8MB in the end (delta: -92.9MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-22 23:02:59,720 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory was 57.3MB in the beginning and 57.2MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 641.27ms. Allocated memory is still 102.8MB. Free memory was 68.6MB in the beginning and 63.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.49ms. Allocated memory is still 102.8MB. Free memory was 63.5MB in the beginning and 60.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.00ms. Allocated memory is still 102.8MB. Free memory was 60.7MB in the beginning and 58.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1237.79ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 58.6MB in the beginning and 85.2MB in the end (delta: -26.5MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * TraceAbstraction took 7732.63ms. Allocated memory was 127.9MB in the beginning and 211.8MB in the end (delta: 83.9MB). Free memory was 84.0MB in the beginning and 73.9MB in the end (delta: 10.1MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. * Witness Printer took 154.56ms. Allocated memory is still 211.8MB. Free memory was 72.9MB in the beginning and 165.8MB in the end (delta: -92.9MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2773, positive: 2573, positive conditional: 1606, positive unconditional: 967, negative: 200, negative conditional: 169, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2738, positive: 2573, positive conditional: 1606, positive unconditional: 967, negative: 165, negative conditional: 134, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2738, positive: 2573, positive conditional: 1606, positive unconditional: 967, negative: 165, negative conditional: 134, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3222, positive: 2573, positive conditional: 1469, positive unconditional: 1104, negative: 649, negative conditional: 484, negative unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3222, positive: 2573, positive conditional: 599, positive unconditional: 1974, negative: 649, negative conditional: 273, negative unconditional: 376, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3222, positive: 2573, positive conditional: 599, positive unconditional: 1974, negative: 649, negative conditional: 273, negative unconditional: 376, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1071, positive: 984, positive conditional: 17, positive unconditional: 967, negative: 87, negative conditional: 54, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1071, positive: 965, positive conditional: 0, positive unconditional: 965, negative: 106, negative conditional: 0, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 106, positive: 19, positive conditional: 17, positive unconditional: 2, negative: 87, negative conditional: 54, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2476, positive: 407, positive conditional: 404, positive unconditional: 3, negative: 2070, negative conditional: 1395, negative unconditional: 674, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3222, positive: 1589, positive conditional: 582, positive unconditional: 1007, negative: 562, negative conditional: 219, negative unconditional: 343, unknown: 1071, unknown conditional: 71, unknown unconditional: 1000] , Statistics on independence cache: Total cache size (in pairs): 1071, Positive cache size: 984, Positive conditional cache size: 17, Positive unconditional cache size: 967, Negative cache size: 87, Negative conditional cache size: 54, Negative unconditional cache size: 33, Eliminated conditions: 1081, Maximal queried relation: 6, Independence queries for same thread: 35 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.7s, Number of persistent set computation: 322, Number of trivial persistent sets: 145, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 998, positive: 967, positive conditional: 0, positive unconditional: 967, 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: 2773, positive: 2573, positive conditional: 1606, positive unconditional: 967, negative: 200, negative conditional: 169, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2738, positive: 2573, positive conditional: 1606, positive unconditional: 967, negative: 165, negative conditional: 134, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2738, positive: 2573, positive conditional: 1606, positive unconditional: 967, negative: 165, negative conditional: 134, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3222, positive: 2573, positive conditional: 1469, positive unconditional: 1104, negative: 649, negative conditional: 484, negative unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3222, positive: 2573, positive conditional: 599, positive unconditional: 1974, negative: 649, negative conditional: 273, negative unconditional: 376, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3222, positive: 2573, positive conditional: 599, positive unconditional: 1974, negative: 649, negative conditional: 273, negative unconditional: 376, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1071, positive: 984, positive conditional: 17, positive unconditional: 967, negative: 87, negative conditional: 54, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1071, positive: 965, positive conditional: 0, positive unconditional: 965, negative: 106, negative conditional: 0, negative unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 106, positive: 19, positive conditional: 17, positive unconditional: 2, negative: 87, negative conditional: 54, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2476, positive: 407, positive conditional: 404, positive unconditional: 3, negative: 2070, negative conditional: 1395, negative unconditional: 674, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3222, positive: 1589, positive conditional: 582, positive unconditional: 1007, negative: 562, negative conditional: 219, negative unconditional: 343, unknown: 1071, unknown conditional: 71, unknown unconditional: 1000] , Statistics on independence cache: Total cache size (in pairs): 1071, Positive cache size: 984, Positive conditional cache size: 17, Positive unconditional cache size: 967, Negative cache size: 87, Negative conditional cache size: 54, Negative unconditional cache size: 33, Eliminated conditions: 1081, Maximal queried relation: 6, Independence queries for same thread: 35 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L718] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L719] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L720] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L721] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L722] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L723] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L728] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L729] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L730] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L731] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L732] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L735] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L736] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L802] 0 pthread_t t1603; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1603={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L803] FCALL, FORK 0 pthread_create(&t1603, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1603, ((void *)0), P0, ((void *)0))=-1, t1603={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L804] 0 pthread_t t1604; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1603={5:0}, t1604={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L805] FCALL, FORK 0 pthread_create(&t1604, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1604, ((void *)0), P1, ((void *)0))=0, t1603={5:0}, t1604={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L760] 2 y$w_buff1 = y$w_buff0 [L761] 2 y$w_buff0 = 2 [L762] 2 y$w_buff1_used = y$w_buff0_used [L763] 2 y$w_buff0_used = (_Bool)1 [L764] CALL 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 2 !(!expression) [L764] RET 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L765] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L766] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L767] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L768] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L771] 2 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L774] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L777] 2 __unbuffered_p1_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L740] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L743] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L746] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L746] EXPR 1 y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y [L746] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L746] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L747] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L747] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L748] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L748] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L749] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L749] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L750] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L753] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L755] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L780] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L780] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L781] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L781] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L782] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L782] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L783] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L783] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L784] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L784] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L787] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L807] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1603={5:0}, t1604={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L809] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L809] RET 0 assume_abort_if_not(main$tmp_guard0) [L811] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L811] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L811] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L811] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L812] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L812] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L813] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L813] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L814] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L814] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L815] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L815] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L818] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L819] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L820] 0 y$flush_delayed = weak$$choice2 [L821] 0 y$mem_tmp = y [L822] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L822] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L823] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L823] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L824] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L824] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L825] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L825] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L826] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L826] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L827] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L827] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L828] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L828] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L829] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L830] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L830] 0 y = y$flush_delayed ? y$mem_tmp : y [L831] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1603={5:0}, t1604={3:0}, weak$$choice0=53, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L833] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=53, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 805]: 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: 803]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 118 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 4.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 67, 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: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 660 NumberOfCodeBlocks, 660 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 573 ConstructedInterpolants, 0 QuantifiedInterpolants, 2967 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:02:59,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-22 23:02:59,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63688eee-35cf-4e00-ab7d-201878bf87a2/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