./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7 --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 d03fbe5050e83c90dfe838c1c7925139dcf34f79 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 01:23:41,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 01:23:41,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 01:23:41,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 01:23:41,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 01:23:41,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 01:23:41,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 01:23:41,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 01:23:41,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 01:23:41,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 01:23:41,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 01:23:41,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 01:23:41,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 01:23:41,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 01:23:41,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 01:23:41,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 01:23:41,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 01:23:41,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 01:23:41,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 01:23:41,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 01:23:41,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 01:23:41,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 01:23:41,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 01:23:41,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 01:23:41,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 01:23:41,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 01:23:41,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 01:23:41,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 01:23:41,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 01:23:41,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 01:23:41,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 01:23:41,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 01:23:41,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 01:23:41,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 01:23:41,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 01:23:41,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 01:23:41,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 01:23:41,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 01:23:41,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 01:23:41,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 01:23:41,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 01:23:41,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-16 01:23:41,622 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 01:23:41,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 01:23:41,623 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 01:23:41,623 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 01:23:41,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 01:23:41,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 01:23:41,624 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 01:23:41,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 01:23:41,625 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 01:23:41,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 01:23:41,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 01:23:41,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 01:23:41,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 01:23:41,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 01:23:41,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 01:23:41,627 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 01:23:41,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 01:23:41,627 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 01:23:41,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 01:23:41,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 01:23:41,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 01:23:41,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 01:23:41,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 01:23:41,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:23:41,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 01:23:41,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 01:23:41,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 01:23:41,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 01:23:41,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 01:23:41,630 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 01:23:41,630 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-16 01:23:41,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 01:23:41,631 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-16 01:23:41,631 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-16 01:23:41,631 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_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03fbe5050e83c90dfe838c1c7925139dcf34f79 [2021-10-16 01:23:41,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 01:23:41,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 01:23:41,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 01:23:41,925 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 01:23:41,926 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 01:23:41,927 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/../../sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2021-10-16 01:23:41,997 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/data/b7f5cbc0e/2dd3eb81ff0f4cc2a4db624a10b559eb/FLAG63d0b8579 [2021-10-16 01:23:42,526 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 01:23:42,526 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i [2021-10-16 01:23:42,540 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/data/b7f5cbc0e/2dd3eb81ff0f4cc2a4db624a10b559eb/FLAG63d0b8579 [2021-10-16 01:23:42,838 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/data/b7f5cbc0e/2dd3eb81ff0f4cc2a4db624a10b559eb [2021-10-16 01:23:42,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 01:23:42,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 01:23:42,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 01:23:42,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 01:23:42,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 01:23:42,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:23:42" (1/1) ... [2021-10-16 01:23:42,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2895f3a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:42, skipping insertion in model container [2021-10-16 01:23:42,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:23:42" (1/1) ... [2021-10-16 01:23:42,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 01:23:42,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:23:43,131 WARN L228 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_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2021-10-16 01:23:43,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 01:23:43,386 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 01:23:43,398 WARN L228 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_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/sv-benchmarks/c/pthread-wmm/safe029_power.oepc_pso.oepc_rmo.oepc.i[970,983] [2021-10-16 01:23:43,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 01:23:43,480 INFO L208 MainTranslator]: Completed translation [2021-10-16 01:23:43,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43 WrapperNode [2021-10-16 01:23:43,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 01:23:43,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 01:23:43,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 01:23:43,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 01:23:43,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 01:23:43,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 01:23:43,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 01:23:43,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 01:23:43,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 01:23:43,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 01:23:43,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 01:23:43,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 01:23:43,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (1/1) ... [2021-10-16 01:23:43,604 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:23:43,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/z3 [2021-10-16 01:23:43,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 01:23:43,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 01:23:43,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-16 01:23:43,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-16 01:23:43,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 01:23:43,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 01:23:43,677 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-16 01:23:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-16 01:23:43,677 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-16 01:23:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-16 01:23:43,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 01:23:43,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-16 01:23:43,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 01:23:43,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 01:23:43,680 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-16 01:23:45,339 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 01:23:45,339 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-16 01:23:45,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:23:45 BoogieIcfgContainer [2021-10-16 01:23:45,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 01:23:45,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 01:23:45,343 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 01:23:45,347 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 01:23:45,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:23:42" (1/3) ... [2021-10-16 01:23:45,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c076f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:23:45, skipping insertion in model container [2021-10-16 01:23:45,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:23:43" (2/3) ... [2021-10-16 01:23:45,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c076f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:23:45, skipping insertion in model container [2021-10-16 01:23:45,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:23:45" (3/3) ... [2021-10-16 01:23:45,350 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_power.oepc_pso.oepc_rmo.oepc.i [2021-10-16 01:23:45,355 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-16 01:23:45,355 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 01:23:45,356 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-16 01:23:45,356 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-16 01:23:45,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,392 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,393 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,393 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,393 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,394 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,394 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,395 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,395 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,426 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,428 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,428 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,428 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,429 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,429 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,429 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,430 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,431 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,432 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,433 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,434 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,437 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,437 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,443 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,443 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,444 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,444 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,445 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-16 01:23:45,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-16 01:23:45,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/z3 [2021-10-16 01:23:45,496 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-16 01:23:45,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-16 01:23:45,543 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-16 01:23:45,554 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, mConcurrency=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 [2021-10-16 01:23:45,554 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-16 01:23:45,675 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,697 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,713 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,713 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,714 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,714 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,715 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,716 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,716 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,716 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,717 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,717 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,717 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,718 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,740 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,740 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,741 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,741 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,741 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,742 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,742 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:45,783 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-16 01:23:45,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:23:45,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1756111330, now seen corresponding path program 1 times [2021-10-16 01:23:45,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:23:45,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631423449] [2021-10-16 01:23:45,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:23:45,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:23:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:23:46,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:23:46,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:23:46,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631423449] [2021-10-16 01:23:46,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631423449] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:23:46,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:23:46,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 01:23:46,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574100905] [2021-10-16 01:23:46,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 01:23:46,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:23:46,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 01:23:46,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 01:23:46,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:46,035 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:23:46,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 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) [2021-10-16 01:23:46,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:46,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:46,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 01:23:46,052 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-16 01:23:46,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:23:46,053 INFO L82 PathProgramCache]: Analyzing trace with hash 2072796695, now seen corresponding path program 1 times [2021-10-16 01:23:46,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:23:46,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024814321] [2021-10-16 01:23:46,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:23:46,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:23:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:23:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:23:46,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:23:46,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024814321] [2021-10-16 01:23:46,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024814321] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:23:46,393 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:23:46,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 01:23:46,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797804596] [2021-10-16 01:23:46,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 01:23:46,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:23:46,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 01:23:46,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-16 01:23:46,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:46,396 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:23:46,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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) [2021-10-16 01:23:46,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:46,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:46,479 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,494 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,494 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,495 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,495 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,495 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,495 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,496 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,496 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,496 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,497 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,497 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,497 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,497 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,498 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,529 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,529 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,530 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,530 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,530 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,530 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,531 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,531 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,531 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,531 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,573 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,573 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,574 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,575 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,575 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,576 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,577 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,577 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,577 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,577 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,578 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,620 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,621 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,626 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,634 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,635 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,635 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,635 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,636 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,682 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,682 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,682 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,683 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,683 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,683 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,683 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,684 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,684 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,684 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,685 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,685 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,685 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,685 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,709 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,709 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,709 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,709 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,710 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,710 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,710 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,710 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,711 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,712 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,735 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,735 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,736 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,736 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,736 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,736 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,737 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,737 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,738 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,739 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,758 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,758 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,758 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,759 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,760 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,760 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,760 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,760 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,761 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:46,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:46,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:46,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 01:23:46,799 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-16 01:23:46,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:23:46,800 INFO L82 PathProgramCache]: Analyzing trace with hash 22726681, now seen corresponding path program 1 times [2021-10-16 01:23:46,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:23:46,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060603035] [2021-10-16 01:23:46,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:23:46,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:23:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:23:47,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:23:47,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:23:47,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060603035] [2021-10-16 01:23:47,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060603035] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:23:47,009 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:23:47,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-16 01:23:47,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663150703] [2021-10-16 01:23:47,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 01:23:47,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:23:47,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 01:23:47,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-16 01:23:47,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:47,012 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:23:47,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 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) [2021-10-16 01:23:47,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:47,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:47,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:47,056 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,057 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,057 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,058 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,058 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,058 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,059 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,059 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,060 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,060 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,086 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,087 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,087 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,087 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,088 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,088 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,088 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,088 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,089 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,129 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,130 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,130 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,131 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,131 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,131 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,151 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,152 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,152 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,153 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,179 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,205 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,250 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,251 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,282 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,289 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,291 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,334 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,335 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:47,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:23:47,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 01:23:47,380 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-16 01:23:47,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:23:47,381 INFO L82 PathProgramCache]: Analyzing trace with hash -2051395974, now seen corresponding path program 1 times [2021-10-16 01:23:47,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:23:47,381 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053681052] [2021-10-16 01:23:47,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:23:47,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:23:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:23:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:23:47,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:23:47,610 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053681052] [2021-10-16 01:23:47,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053681052] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:23:47,611 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:23:47,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 01:23:47,615 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46982755] [2021-10-16 01:23:47,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 01:23:47,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:23:47,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 01:23:47,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-16 01:23:47,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:47,618 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:23:47,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2021-10-16 01:23:47,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:47,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:47,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:23:47,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:47,648 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,649 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,773 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:47,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:47,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:47,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:23:47,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:47,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 01:23:47,846 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-16 01:23:47,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:23:47,847 INFO L82 PathProgramCache]: Analyzing trace with hash -391238154, now seen corresponding path program 1 times [2021-10-16 01:23:47,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:23:47,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389023781] [2021-10-16 01:23:47,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:23:47,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:23:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:23:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:23:48,005 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:23:48,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389023781] [2021-10-16 01:23:48,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389023781] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:23:48,006 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:23:48,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 01:23:48,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416539749] [2021-10-16 01:23:48,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 01:23:48,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:23:48,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 01:23:48,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-16 01:23:48,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:48,008 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:23:48,008 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) [2021-10-16 01:23:48,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:48,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:48,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:23:48,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:48,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:48,074 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,086 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,087 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,115 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,123 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,124 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:48,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:48,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:23:48,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:48,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 01:23:48,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 01:23:48,168 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-16 01:23:48,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:23:48,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1542931010, now seen corresponding path program 1 times [2021-10-16 01:23:48,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:23:48,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479375640] [2021-10-16 01:23:48,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:23:48,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:23:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:23:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:23:48,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:23:48,619 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479375640] [2021-10-16 01:23:48,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479375640] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:23:48,619 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:23:48,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-16 01:23:48,619 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708554985] [2021-10-16 01:23:48,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-16 01:23:48,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:23:48,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-16 01:23:48,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-10-16 01:23:48,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:48,622 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:23:48,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.666666666666667) internal successors, (68), 12 states have internal predecessors, (68), 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) [2021-10-16 01:23:48,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:48,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:48,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:23:48,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:48,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-16 01:23:48,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:48,863 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,875 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,883 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,884 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,901 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,902 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,934 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:48,936 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:23:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:23:49,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:49,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:23:49,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:23:49,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 01:23:49,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-16 01:23:49,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 01:23:49,003 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-16 01:23:49,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:23:49,003 INFO L82 PathProgramCache]: Analyzing trace with hash -1180542078, now seen corresponding path program 2 times [2021-10-16 01:23:49,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:23:49,004 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155196391] [2021-10-16 01:23:49,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:23:49,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:23:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 01:23:49,066 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-16 01:23:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 01:23:49,181 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-16 01:23:49,181 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-16 01:23:49,182 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 01:23:49,184 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-16 01:23:49,184 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-16 01:23:49,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-16 01:23:49,197 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-10-16 01:23:49,201 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-16 01:23:49,201 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 01:23:49,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 01:23:49 BasicIcfg [2021-10-16 01:23:49,387 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 01:23:49,388 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 01:23:49,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 01:23:49,388 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 01:23:49,389 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:23:45" (3/4) ... [2021-10-16 01:23:49,390 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-16 01:23:49,528 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/witness.graphml [2021-10-16 01:23:49,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 01:23:49,530 INFO L168 Benchmark]: Toolchain (without parser) took 6687.64 ms. Allocated memory was 109.1 MB in the beginning and 211.8 MB in the end (delta: 102.8 MB). Free memory was 73.9 MB in the beginning and 80.3 MB in the end (delta: -6.4 MB). Peak memory consumption was 94.5 MB. Max. memory is 16.1 GB. [2021-10-16 01:23:49,530 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 81.8 MB. Free memory was 60.9 MB in the beginning and 60.9 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 01:23:49,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.66 ms. Allocated memory is still 109.1 MB. Free memory was 73.6 MB in the beginning and 71.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 01:23:49,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.16 ms. Allocated memory is still 109.1 MB. Free memory was 71.6 MB in the beginning and 68.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 01:23:49,532 INFO L168 Benchmark]: Boogie Preprocessor took 45.98 ms. Allocated memory is still 109.1 MB. Free memory was 68.7 MB in the beginning and 66.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 01:23:49,532 INFO L168 Benchmark]: RCFGBuilder took 1746.69 ms. Allocated memory is still 109.1 MB. Free memory was 66.6 MB in the beginning and 45.9 MB in the end (delta: 20.7 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. [2021-10-16 01:23:49,532 INFO L168 Benchmark]: TraceAbstraction took 4043.95 ms. Allocated memory was 109.1 MB in the beginning and 211.8 MB in the end (delta: 102.8 MB). Free memory was 45.2 MB in the beginning and 100.2 MB in the end (delta: -55.0 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. [2021-10-16 01:23:49,533 INFO L168 Benchmark]: Witness Printer took 140.74 ms. Allocated memory is still 211.8 MB. Free memory was 100.2 MB in the beginning and 80.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-16 01:23:49,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 81.8 MB. Free memory was 60.9 MB in the beginning and 60.9 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 637.66 ms. Allocated memory is still 109.1 MB. Free memory was 73.6 MB in the beginning and 71.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.16 ms. Allocated memory is still 109.1 MB. Free memory was 71.6 MB in the beginning and 68.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.98 ms. Allocated memory is still 109.1 MB. Free memory was 68.7 MB in the beginning and 66.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1746.69 ms. Allocated memory is still 109.1 MB. Free memory was 66.6 MB in the beginning and 45.9 MB in the end (delta: 20.7 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4043.95 ms. Allocated memory was 109.1 MB in the beginning and 211.8 MB in the end (delta: 102.8 MB). Free memory was 45.2 MB in the beginning and 100.2 MB in the end (delta: -55.0 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. * Witness Printer took 140.74 ms. Allocated memory is still 211.8 MB. Free memory was 100.2 MB in the beginning and 80.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1390, positive: 1320, positive conditional: 676, positive unconditional: 644, negative: 70, negative conditional: 43, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1374, positive: 1320, positive conditional: 676, positive unconditional: 644, negative: 54, negative conditional: 27, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1374, positive: 1320, positive conditional: 676, positive unconditional: 644, negative: 54, negative conditional: 27, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1438, positive: 1320, positive conditional: 560, positive unconditional: 760, negative: 118, negative conditional: 64, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1438, positive: 1320, positive conditional: 193, positive unconditional: 1127, negative: 118, negative conditional: 34, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1438, positive: 1320, positive conditional: 193, positive unconditional: 1127, negative: 118, negative conditional: 34, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 689, positive: 649, positive conditional: 5, positive unconditional: 644, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 689, positive: 642, positive conditional: 0, positive unconditional: 642, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1007, positive: 118, positive conditional: 114, positive unconditional: 4, negative: 889, negative conditional: 345, negative unconditional: 544, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1438, positive: 671, positive conditional: 188, positive unconditional: 483, negative: 78, negative conditional: 22, negative unconditional: 56, unknown: 689, unknown conditional: 17, unknown unconditional: 672] , Statistics on independence cache: Total cache size (in pairs): 689, Positive cache size: 649, Positive conditional cache size: 5, Positive unconditional cache size: 644, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 397, Maximal queried relation: 3, Independence queries for same thread: 16 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 550, Number of persistent set computation: 152, Number of trivial persistent sets: 76, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 671, positive: 644, positive conditional: 0, positive unconditional: 644, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1390, positive: 1320, positive conditional: 676, positive unconditional: 644, negative: 70, negative conditional: 43, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1374, positive: 1320, positive conditional: 676, positive unconditional: 644, negative: 54, negative conditional: 27, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1374, positive: 1320, positive conditional: 676, positive unconditional: 644, negative: 54, negative conditional: 27, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1438, positive: 1320, positive conditional: 560, positive unconditional: 760, negative: 118, negative conditional: 64, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1438, positive: 1320, positive conditional: 193, positive unconditional: 1127, negative: 118, negative conditional: 34, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1438, positive: 1320, positive conditional: 193, positive unconditional: 1127, negative: 118, negative conditional: 34, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 689, positive: 649, positive conditional: 5, positive unconditional: 644, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 689, positive: 642, positive conditional: 0, positive unconditional: 642, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 40, negative conditional: 12, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1007, positive: 118, positive conditional: 114, positive unconditional: 4, negative: 889, negative conditional: 345, negative unconditional: 544, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1438, positive: 671, positive conditional: 188, positive unconditional: 483, negative: 78, negative conditional: 22, negative unconditional: 56, unknown: 689, unknown conditional: 17, unknown unconditional: 672] , Statistics on independence cache: Total cache size (in pairs): 689, Positive cache size: 649, Positive conditional cache size: 5, Positive unconditional cache size: 644, Negative cache size: 40, Negative conditional cache size: 12, Negative unconditional cache size: 28, Eliminated conditions: 397, Maximal queried relation: 3, Independence queries for same thread: 16 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L709] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L710] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L712] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L714] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L715] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L716] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L717] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L718] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L719] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L720] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L721] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L722] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L723] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L724] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L725] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L726] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L727] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L728] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L729] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L730] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L790] 0 pthread_t t2473; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L791] FCALL, FORK 0 pthread_create(&t2473, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L792] 0 pthread_t t2474; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L793] FCALL, FORK 0 pthread_create(&t2474, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 1 y$w_buff1 = y$w_buff0 [L735] 1 y$w_buff0 = 2 [L736] 1 y$w_buff1_used = y$w_buff0_used [L737] 1 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L739] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L740] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L741] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L742] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L745] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L762] 2 x = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L765] 2 y = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L748] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L748] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L749] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L749] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L750] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L751] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L751] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L752] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L755] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L757] 1 return 0; VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L768] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L768] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L769] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L769] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L770] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L770] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L771] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L771] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L772] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L772] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L795] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L799] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L799] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L799] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L799] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L800] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L800] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L801] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L801] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L802] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L802] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L803] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L803] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L806] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 0 y$flush_delayed = weak$$choice2 [L809] 0 y$mem_tmp = y [L810] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L810] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L811] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L811] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L811] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L811] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L812] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L812] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L812] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L812] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L813] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L813] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L813] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L813] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L814] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L814] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L814] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L814] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L815] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L815] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L815] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L816] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L816] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] 0 main$tmp_guard1 = !(x == 2 && y == 2) [L818] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L818] 0 y = y$flush_delayed ? y$mem_tmp : y [L819] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 793]: 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: 791]: 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, 103 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3706.8ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 24.0ms, PartialOrderReductionTime: 1751.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 36.5ms SsaConstructionTime, 479.3ms SatisfiabilityAnalysisTime, 1027.4ms InterpolantComputationTime, 434 NumberOfCodeBlocks, 434 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 360 ConstructedInterpolants, 0 QuantifiedInterpolants, 1302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-16 01:23:49,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-16 01:23:49,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc7e5575-2b37-4b9b-ae10-4d3266b4f142/bin/ugemcutter-qKN3xmkmp7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...