./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:41:16,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:41:16,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:41:16,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:41:16,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:41:16,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:41:16,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:41:16,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:41:16,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:41:16,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:41:16,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:41:16,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:41:16,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:41:16,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:41:16,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:41:16,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:41:16,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:41:16,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:41:16,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:41:16,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:41:16,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:41:16,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:41:16,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:41:16,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:41:16,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:41:16,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:41:16,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:41:16,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:41:16,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:41:16,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:41:16,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:41:16,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:41:16,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:41:16,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:41:16,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:41:16,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:41:16,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:41:16,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:41:16,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:41:16,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:41:16,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:41:16,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-19 05:41:16,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:41:16,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:41:16,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:41:16,491 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:41:16,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:41:16,493 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:41:16,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:41:16,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:41:16,495 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:41:16,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:41:16,497 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 05:41:16,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 05:41:16,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 05:41:16,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:41:16,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:41:16,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:41:16,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:41:16,500 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 05:41:16,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:41:16,500 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:41:16,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:41:16,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:41:16,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:41:16,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-19 05:41:16,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:41:16,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:41:16,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:41:16,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:41:16,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:41:16,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 05:41:16,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 05:41:16,506 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:41:16,506 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-19 05:41:16,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:41:16,507 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-19 05:41:16,507 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-19 05:41:16,508 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_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b81d744fec4d4b48b220b63eb6337c45e4be951600681981b2881c9432ed2ae [2021-11-19 05:41:16,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:41:16,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:41:16,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:41:16,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:41:16,958 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:41:16,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/../../sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-19 05:41:17,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/data/3e27d7353/e269ae28e3da473d9905dc27a01637de/FLAG8623cb627 [2021-11-19 05:41:17,694 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:41:17,695 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-19 05:41:17,727 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/data/3e27d7353/e269ae28e3da473d9905dc27a01637de/FLAG8623cb627 [2021-11-19 05:41:17,972 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/data/3e27d7353/e269ae28e3da473d9905dc27a01637de [2021-11-19 05:41:17,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:41:17,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:41:17,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:41:17,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:41:17,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:41:17,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:41:17" (1/1) ... [2021-11-19 05:41:17,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c896c57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:17, skipping insertion in model container [2021-11-19 05:41:17,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:41:17" (1/1) ... [2021-11-19 05:41:18,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:41:18,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:41:18,304 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_1326ef0a-1812-4cd8-a58c-328726f1c142/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2021-11-19 05:41:18,592 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:41:18,611 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 05:41:18,627 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_1326ef0a-1812-4cd8-a58c-328726f1c142/sv-benchmarks/c/pthread-wmm/rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2021-11-19 05:41:18,697 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:41:18,742 INFO L208 MainTranslator]: Completed translation [2021-11-19 05:41:18,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18 WrapperNode [2021-11-19 05:41:18,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:41:18,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 05:41:18,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 05:41:18,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 05:41:18,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,810 INFO L137 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 168 [2021-11-19 05:41:18,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 05:41:18,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 05:41:18,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 05:41:18,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 05:41:18,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 05:41:18,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 05:41:18,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 05:41:18,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 05:41:18,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (1/1) ... [2021-11-19 05:41:18,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:41:18,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/z3 [2021-11-19 05:41:18,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 05:41:18,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 05:41:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 05:41:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-19 05:41:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 05:41:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 05:41:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 05:41:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-19 05:41:18,968 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-19 05:41:18,968 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-19 05:41:18,968 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-19 05:41:18,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 05:41:18,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-19 05:41:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 05:41:18,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 05:41:18,971 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-19 05:41:19,118 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 05:41:19,131 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 05:41:19,884 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 05:41:20,319 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 05:41:20,319 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-19 05:41:20,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:41:20 BoogieIcfgContainer [2021-11-19 05:41:20,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 05:41:20,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 05:41:20,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 05:41:20,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 05:41:20,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:41:17" (1/3) ... [2021-11-19 05:41:20,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2de9413a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:41:20, skipping insertion in model container [2021-11-19 05:41:20,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:41:18" (2/3) ... [2021-11-19 05:41:20,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2de9413a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:41:20, skipping insertion in model container [2021-11-19 05:41:20,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:41:20" (3/3) ... [2021-11-19 05:41:20,339 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi003_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-19 05:41:20,346 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-19 05:41:20,347 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 05:41:20,347 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-19 05:41:20,347 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-19 05:41:20,396 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,396 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,397 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,397 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,397 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,397 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,399 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,400 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,401 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,402 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,402 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,403 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,404 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,405 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,408 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,408 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,408 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,409 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,410 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,411 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,413 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,414 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,414 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,414 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,415 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,417 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,418 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,418 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,418 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,418 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,419 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,419 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,419 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,419 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,420 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,420 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,420 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,420 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,421 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,422 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,423 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,424 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,424 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,425 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,426 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,427 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,431 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,432 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,433 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,436 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,437 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,437 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,437 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,438 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,446 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,447 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,447 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,447 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,449 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,449 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,450 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,450 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,450 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,451 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,451 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,451 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,452 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,452 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,453 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,453 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,453 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,453 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,453 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,454 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,454 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,455 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,455 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,455 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,455 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,455 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,456 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,457 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,467 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,468 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,468 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,469 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,469 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,469 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,469 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,469 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,470 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,470 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,470 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,471 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,472 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,472 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,472 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,473 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,473 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,473 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,473 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,474 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,474 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,474 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,474 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,475 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,475 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,475 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,476 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,477 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,478 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,478 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,478 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,481 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,481 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,481 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,481 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,482 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,482 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,482 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,482 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,495 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-19 05:41:20,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-19 05:41:20,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/z3 [2021-11-19 05:41:20,586 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-19 05:41:20,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-19 05:41:20,637 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-19 05:41:20,645 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 [2021-11-19 05:41:20,645 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-19 05:41:20,804 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,835 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,835 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,836 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,836 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,836 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,837 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,837 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,837 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,838 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,838 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,838 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,838 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,839 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,843 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:20,947 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:20,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:20,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1221077455, now seen corresponding path program 1 times [2021-11-19 05:41:20,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:20,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388149201] [2021-11-19 05:41:20,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:20,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:41:21,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:41:21,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:41:21,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388149201] [2021-11-19 05:41:21,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388149201] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:41:21,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:41:21,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 05:41:21,323 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731866491] [2021-11-19 05:41:21,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:41:21,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 05:41:21,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:41:21,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 05:41:21,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 05:41:21,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:21,391 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-19 05:41:21,394 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) [2021-11-19 05:41:21,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:21,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:21,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 05:41:21,469 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:21,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:21,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1133223224, now seen corresponding path program 1 times [2021-11-19 05:41:21,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:21,471 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024847129] [2021-11-19 05:41:21,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:21,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:41:21,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:41:21,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:41:21,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024847129] [2021-11-19 05:41:21,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024847129] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:41:21,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:41:21,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 05:41:21,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008450727] [2021-11-19 05:41:21,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:41:21,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:41:21,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:41:21,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:41:21,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-19 05:41:21,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:21,896 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-19 05:41:21,897 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) [2021-11-19 05:41:21,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:21,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:22,042 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,043 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,043 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,044 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,044 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,044 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,045 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,045 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,046 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,046 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,046 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,047 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,047 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,073 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,077 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,077 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,077 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,078 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,108 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,109 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,109 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,110 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,110 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,111 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,111 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,111 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,112 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,113 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:22,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:22,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 05:41:22,220 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:22,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:22,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1584071351, now seen corresponding path program 1 times [2021-11-19 05:41:22,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:22,222 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855040098] [2021-11-19 05:41:22,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:22,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:41:22,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:41:22,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:41:22,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855040098] [2021-11-19 05:41:22,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855040098] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:41:22,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:41:22,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 05:41:22,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859689716] [2021-11-19 05:41:22,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:41:22,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:41:22,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:41:22,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:41:22,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-19 05:41:22,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:22,543 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-19 05:41:22,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:41:22,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:22,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:22,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:22,635 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,636 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,636 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,636 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,637 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,637 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,637 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,638 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,638 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,638 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,639 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,639 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,639 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:22,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:22,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:22,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:22,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-19 05:41:22,820 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:22,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:22,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2114831528, now seen corresponding path program 1 times [2021-11-19 05:41:22,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:22,822 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415614493] [2021-11-19 05:41:22,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:22,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:41:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:41:23,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:41:23,122 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415614493] [2021-11-19 05:41:23,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415614493] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:41:23,122 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:41:23,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 05:41:23,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949121256] [2021-11-19 05:41:23,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:41:23,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:41:23,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:41:23,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:41:23,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-19 05:41:23,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:23,126 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-19 05:41:23,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:41:23,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:23,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:23,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:23,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:23,238 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,241 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,241 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,241 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,241 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,241 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,242 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,242 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,242 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,242 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,242 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,242 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,243 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,276 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,277 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,277 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,277 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,278 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,278 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,279 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,279 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,280 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,280 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,280 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,281 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,281 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,318 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,319 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,319 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,320 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,320 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,320 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,321 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,321 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,321 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,322 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,322 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,322 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,323 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,323 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,429 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,430 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,430 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,430 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,431 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,431 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,431 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,432 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,434 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,435 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,435 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,435 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,436 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,441 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,495 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,495 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,496 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,496 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,497 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,497 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,497 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,498 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,498 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,498 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,499 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,499 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,500 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:23,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:23,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:23,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:41:23,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-19 05:41:23,608 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:23,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:23,610 INFO L85 PathProgramCache]: Analyzing trace with hash -857517536, now seen corresponding path program 2 times [2021-11-19 05:41:23,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:23,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057730851] [2021-11-19 05:41:23,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:23,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:41:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:41:23,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:41:23,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057730851] [2021-11-19 05:41:23,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057730851] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:41:23,878 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:41:23,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:41:23,879 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593382261] [2021-11-19 05:41:23,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:41:23,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:41:23,880 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:41:23,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:41:23,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:41:23,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:23,882 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-19 05:41:23,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:41:23,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:23,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:23,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:23,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:41:23,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:23,999 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:23,999 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,000 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,000 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,000 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,001 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,001 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,001 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,002 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,002 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,002 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,003 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,003 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,072 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,073 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,073 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,074 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,075 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,076 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:24,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:24,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:24,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:41:24,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:41:24,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-19 05:41:24,213 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:24,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:24,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1556135334, now seen corresponding path program 1 times [2021-11-19 05:41:24,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:24,214 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911714529] [2021-11-19 05:41:24,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:24,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:41:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:41:24,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:41:24,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911714529] [2021-11-19 05:41:24,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911714529] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:41:24,420 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:41:24,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-19 05:41:24,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934830269] [2021-11-19 05:41:24,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:41:24,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 05:41:24,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:41:24,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 05:41:24,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-19 05:41:24,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:24,422 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-19 05:41:24,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:41:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:41:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:41:24,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:24,498 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,499 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,499 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,499 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,500 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,500 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,500 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,500 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,501 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,501 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,501 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,502 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,502 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,618 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,618 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,618 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,618 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,619 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,619 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,619 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,619 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,619 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,619 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,620 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,620 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,620 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,654 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,655 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,655 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,655 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,656 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,656 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,656 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,656 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,657 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,657 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,657 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,658 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,658 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:24,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:24,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:24,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:24,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:41:24,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:41:24,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 05:41:24,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-19 05:41:24,711 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:24,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:24,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1433828326, now seen corresponding path program 1 times [2021-11-19 05:41:24,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:24,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794436943] [2021-11-19 05:41:24,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:24,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:41:25,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:41:25,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:41:25,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794436943] [2021-11-19 05:41:25,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794436943] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:41:25,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:41:25,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:41:25,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857976616] [2021-11-19 05:41:25,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:41:25,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:41:25,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:41:25,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:41:25,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:41:25,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:25,097 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-19 05:41:25,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:41:25,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:25,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:25,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:25,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:41:25,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:41:25,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-19 05:41:25,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:25,176 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,177 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,178 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,178 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,178 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,179 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,181 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,182 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,182 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,183 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,183 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,230 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,231 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,232 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,232 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,232 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,233 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,233 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,233 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,234 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,234 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,234 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,302 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,302 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,302 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,303 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,303 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,303 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,304 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,304 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,304 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,305 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,305 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,305 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,306 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:25,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:25,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:25,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:41:25,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:41:25,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 05:41:25,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 05:41:25,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-19 05:41:25,488 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:25,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:25,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1703800572, now seen corresponding path program 1 times [2021-11-19 05:41:25,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:25,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616182261] [2021-11-19 05:41:25,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:25,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:41:25,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 05:41:25,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:41:25,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616182261] [2021-11-19 05:41:25,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616182261] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:41:25,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:41:25,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 05:41:25,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214155568] [2021-11-19 05:41:25,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:41:25,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:41:25,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:41:25,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:41:25,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-19 05:41:25,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:25,651 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-19 05:41:25,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 05:41:25,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:25,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:25,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:25,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-19 05:41:25,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:41:25,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-19 05:41:25,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-19 05:41:25,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:25,716 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,719 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,720 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,720 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,720 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,721 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,721 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,721 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,722 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,722 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,722 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,723 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,723 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,723 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,776 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,809 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:25,810 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 05:41:26,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 05:41:26,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:26,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 05:41:26,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:41:26,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-19 05:41:26,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 05:41:26,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 05:41:26,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 05:41:26,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-19 05:41:26,590 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-19 05:41:26,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:41:26,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1381223983, now seen corresponding path program 1 times [2021-11-19 05:41:26,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:41:26,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919589642] [2021-11-19 05:41:26,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:41:26,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:41:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 05:41:26,640 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 05:41:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 05:41:26,738 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 05:41:26,738 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-19 05:41:26,739 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-19 05:41:26,741 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-19 05:41:26,742 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-19 05:41:26,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-19 05:41:26,752 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:41:26,753 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-11-19 05:41:26,758 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-19 05:41:26,758 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 05:41:26,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:41:26 BasicIcfg [2021-11-19 05:41:26,942 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 05:41:26,942 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 05:41:26,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 05:41:26,943 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 05:41:26,943 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:41:20" (3/4) ... [2021-11-19 05:41:26,946 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-19 05:41:27,179 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/witness.graphml [2021-11-19 05:41:27,179 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 05:41:27,180 INFO L158 Benchmark]: Toolchain (without parser) took 9202.68ms. Allocated memory was 115.3MB in the beginning and 190.8MB in the end (delta: 75.5MB). Free memory was 82.6MB in the beginning and 149.8MB in the end (delta: -67.2MB). Peak memory consumption was 108.8MB. Max. memory is 16.1GB. [2021-11-19 05:41:27,181 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 115.3MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 05:41:27,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 757.43ms. Allocated memory is still 115.3MB. Free memory was 82.3MB in the beginning and 75.4MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-19 05:41:27,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.32ms. Allocated memory is still 115.3MB. Free memory was 75.4MB in the beginning and 73.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 05:41:27,183 INFO L158 Benchmark]: Boogie Preprocessor took 44.08ms. Allocated memory is still 115.3MB. Free memory was 73.0MB in the beginning and 71.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 05:41:27,183 INFO L158 Benchmark]: RCFGBuilder took 1465.88ms. Allocated memory was 115.3MB in the beginning and 144.7MB in the end (delta: 29.4MB). Free memory was 71.2MB in the beginning and 81.5MB in the end (delta: -10.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-19 05:41:27,184 INFO L158 Benchmark]: TraceAbstraction took 6617.16ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 80.8MB in the beginning and 75.4MB in the end (delta: 5.5MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2021-11-19 05:41:27,184 INFO L158 Benchmark]: Witness Printer took 236.95ms. Allocated memory is still 190.8MB. Free memory was 75.4MB in the beginning and 149.8MB in the end (delta: -74.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-19 05:41:27,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 115.3MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 757.43ms. Allocated memory is still 115.3MB. Free memory was 82.3MB in the beginning and 75.4MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.32ms. Allocated memory is still 115.3MB. Free memory was 75.4MB in the beginning and 73.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.08ms. Allocated memory is still 115.3MB. Free memory was 73.0MB in the beginning and 71.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1465.88ms. Allocated memory was 115.3MB in the beginning and 144.7MB in the end (delta: 29.4MB). Free memory was 71.2MB in the beginning and 81.5MB in the end (delta: -10.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * TraceAbstraction took 6617.16ms. Allocated memory was 144.7MB in the beginning and 190.8MB in the end (delta: 46.1MB). Free memory was 80.8MB in the beginning and 75.4MB in the end (delta: 5.5MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. * Witness Printer took 236.95ms. Allocated memory is still 190.8MB. Free memory was 75.4MB in the beginning and 149.8MB in the end (delta: -74.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3455, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 188, negative conditional: 158, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3408, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 141, negative conditional: 111, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3408, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 141, negative conditional: 111, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 2208, positive unconditional: 1059, negative: 502, negative conditional: 361, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 737, positive unconditional: 2530, negative: 502, negative conditional: 81, negative unconditional: 421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 737, positive unconditional: 2530, negative: 502, negative conditional: 81, negative unconditional: 421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 958, positive: 911, positive conditional: 19, positive unconditional: 892, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 958, positive: 890, positive conditional: 0, positive unconditional: 890, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 21, positive conditional: 19, positive unconditional: 2, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1149, positive: 276, positive conditional: 267, positive unconditional: 8, negative: 874, negative conditional: 235, negative unconditional: 638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3769, positive: 2356, positive conditional: 718, positive unconditional: 1638, negative: 455, negative conditional: 65, negative unconditional: 390, unknown: 958, unknown conditional: 35, unknown unconditional: 923] , Statistics on independence cache: Total cache size (in pairs): 958, Positive cache size: 911, Positive conditional cache size: 19, Positive unconditional cache size: 892, Negative cache size: 47, Negative conditional cache size: 16, Negative unconditional cache size: 31, Eliminated conditions: 1751, Maximal queried relation: 6, Independence queries for same thread: 47 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.7s, Number of persistent set computation: 235, Number of trivial persistent sets: 123, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 922, positive: 892, positive conditional: 0, positive unconditional: 892, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3455, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 188, negative conditional: 158, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3408, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 141, negative conditional: 111, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3408, positive: 3267, positive conditional: 2375, positive unconditional: 892, negative: 141, negative conditional: 111, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 2208, positive unconditional: 1059, negative: 502, negative conditional: 361, negative unconditional: 141, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 737, positive unconditional: 2530, negative: 502, negative conditional: 81, negative unconditional: 421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3769, positive: 3267, positive conditional: 737, positive unconditional: 2530, negative: 502, negative conditional: 81, negative unconditional: 421, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 958, positive: 911, positive conditional: 19, positive unconditional: 892, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 958, positive: 890, positive conditional: 0, positive unconditional: 890, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 21, positive conditional: 19, positive unconditional: 2, negative: 47, negative conditional: 16, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1149, positive: 276, positive conditional: 267, positive unconditional: 8, negative: 874, negative conditional: 235, negative unconditional: 638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3769, positive: 2356, positive conditional: 718, positive unconditional: 1638, negative: 455, negative conditional: 65, negative unconditional: 390, unknown: 958, unknown conditional: 35, unknown unconditional: 923] , Statistics on independence cache: Total cache size (in pairs): 958, Positive cache size: 911, Positive conditional cache size: 19, Positive unconditional cache size: 892, Negative cache size: 47, Negative conditional cache size: 16, Negative unconditional cache size: 31, Eliminated conditions: 1751, Maximal queried relation: 6, Independence queries for same thread: 47 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L715] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L716] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L717] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L719] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L720] 0 _Bool x$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0] [L721] 0 int x$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0] [L722] 0 _Bool x$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0] [L723] 0 _Bool x$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0] [L724] 0 _Bool x$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0] [L725] 0 _Bool x$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0] [L726] 0 _Bool x$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0] [L727] 0 _Bool x$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0] [L728] 0 _Bool x$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0] [L729] 0 int *x$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}] [L730] 0 int x$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0] [L731] 0 _Bool x$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0] [L732] 0 int x$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0] [L733] 0 _Bool x$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0] [L735] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L813] 0 pthread_t t1633; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t1633={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L814] FCALL, FORK 0 pthread_create(&t1633, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1633, ((void *)0), P0, ((void *)0))=-1, t1633={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L815] 0 pthread_t t1634; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1633={5:0}, t1634={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L816] FCALL, FORK 0 pthread_create(&t1634, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1634, ((void *)0), P1, ((void *)0))=0, t1633={5:0}, t1634={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L771] 2 x$w_buff1 = x$w_buff0 [L772] 2 x$w_buff0 = 1 [L773] 2 x$w_buff1_used = x$w_buff0_used [L774] 2 x$w_buff0_used = (_Bool)1 [L775] CALL 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L775] RET 2 __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used)) [L776] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L777] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L778] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L779] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L782] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L785] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L788] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L741] 1 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L746] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L747] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L748] 1 x$flush_delayed = weak$$choice2 [L749] 1 x$mem_tmp = x [L750] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L750] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L751] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L751] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L751] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L751] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L752] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L752] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L752] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L752] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L753] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L753] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L753] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L754] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L754] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L754] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L754] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L755] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L755] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L755] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L755] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L756] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L756] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 __unbuffered_p0_EAX = x [L758] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L758] 1 x = x$flush_delayed ? x$mem_tmp : x [L759] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=65, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L764] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=65, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L766] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=65, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L791] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L791] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L792] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L793] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L794] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L794] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L795] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L795] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L798] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=65, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L818] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1633={5:0}, t1634={3:0}, weak$$choice0=65, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L820] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=65, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L820] RET 0 assume_abort_if_not(main$tmp_guard0) [L822] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L822] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L822] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L822] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L823] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L823] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L824] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L824] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L825] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L825] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L826] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L826] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L829] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 1) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1633={5:0}, t1634={3:0}, weak$$choice0=65, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L831] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=65, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L19] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=65, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 816]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 116 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 3.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 61, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 645 NumberOfCodeBlocks, 645 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 559 ConstructedInterpolants, 0 QuantifiedInterpolants, 1291 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-19 05:41:27,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-19 05:41:27,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1326ef0a-1812-4cd8-a58c-328726f1c142/bin/ugemcutter-Ozs8LMUF8r/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