./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a --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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:56:59,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:56:59,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:56:59,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:56:59,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:56:59,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:56:59,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:56:59,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:56:59,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:56:59,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:56:59,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:56:59,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:56:59,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:56:59,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:56:59,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:56:59,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:56:59,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:56:59,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:56:59,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:56:59,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:56:59,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:56:59,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:56:59,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:56:59,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:56:59,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:56:59,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:56:59,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:56:59,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:56:59,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:56:59,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:56:59,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:56:59,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:56:59,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:56:59,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:56:59,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:56:59,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:56:59,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:56:59,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:56:59,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:56:59,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:56:59,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:56:59,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 18:56:59,625 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:56:59,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:56:59,626 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:56:59,626 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:56:59,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:56:59,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:56:59,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:56:59,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:56:59,634 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:56:59,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:56:59,636 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:56:59,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:56:59,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:56:59,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:56:59,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:56:59,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:56:59,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:56:59,637 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:56:59,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:56:59,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:56:59,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:56:59,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:56:59,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:56:59,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 18:56:59,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:56:59,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:56:59,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:56:59,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:56:59,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:56:59,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:56:59,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:56:59,643 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:56:59,643 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:56:59,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:56:59,643 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:56:59,644 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:56:59,644 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_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2021-11-13 18:56:59,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:56:59,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:56:59,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:56:59,965 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:56:59,966 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:56:59,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2021-11-13 18:57:00,044 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data/a853b6b8d/b238fb6d706a4002b6348a02bc75161b/FLAG45545ab6f [2021-11-13 18:57:00,534 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:00,535 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2021-11-13 18:57:00,551 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data/a853b6b8d/b238fb6d706a4002b6348a02bc75161b/FLAG45545ab6f [2021-11-13 18:57:00,831 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data/a853b6b8d/b238fb6d706a4002b6348a02bc75161b [2021-11-13 18:57:00,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:00,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:00,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:00,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:00,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:00,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:00" (1/1) ... [2021-11-13 18:57:00,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d508d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:00, skipping insertion in model container [2021-11-13 18:57:00,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:00" (1/1) ... [2021-11-13 18:57:00,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:00,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:01,095 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_0c83fa04-3e94-432f-bdbe-1b62d266e60e/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2021-11-13 18:57:01,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:01,375 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:01,387 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_0c83fa04-3e94-432f-bdbe-1b62d266e60e/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2021-11-13 18:57:01,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:01,505 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:01,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01 WrapperNode [2021-11-13 18:57:01,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:01,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:01,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:01,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:01,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:01,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:01,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:01,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:01,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:01,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:01,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:01,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:01,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (1/1) ... [2021-11-13 18:57:01,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:01,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:01,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:01,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:57:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:01,722 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:01,722 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:01,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 18:57:01,723 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 18:57:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:57:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:01,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:01,730 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:57:02,991 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:02,991 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:02,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:02 BoogieIcfgContainer [2021-11-13 18:57:02,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:02,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:02,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:03,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:03,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:00" (1/3) ... [2021-11-13 18:57:03,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35a871cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:03, skipping insertion in model container [2021-11-13 18:57:03,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:01" (2/3) ... [2021-11-13 18:57:03,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35a871cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:03, skipping insertion in model container [2021-11-13 18:57:03,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:02" (3/3) ... [2021-11-13 18:57:03,007 INFO L111 eAbstractionObserver]: Analyzing ICFG mix044.opt.i [2021-11-13 18:57:03,012 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:03,013 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:03,013 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:03,013 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:03,070 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,070 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,070 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,070 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,070 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,070 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,070 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,070 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,071 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,071 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,071 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,071 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,071 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,071 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,072 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,072 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,072 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,072 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,073 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,073 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,073 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,073 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,073 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,073 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,074 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,074 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,074 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,074 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,074 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,074 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,075 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,075 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,075 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,075 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,075 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,076 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,076 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,076 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,076 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,076 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,076 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,077 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,077 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,077 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,077 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,078 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,078 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,078 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,079 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,079 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,079 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,079 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,079 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,079 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,079 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,080 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,080 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,080 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,080 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,080 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,081 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,082 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,082 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,082 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,083 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,083 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,083 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,083 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,084 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,084 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,085 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,085 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,085 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,085 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,085 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,086 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,087 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,091 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,091 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,091 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,099 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,100 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,100 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,101 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,102 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,102 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,102 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,102 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,102 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,102 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,103 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,103 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,103 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,103 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,105 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,105 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,106 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,106 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,107 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,107 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,107 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,107 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,107 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,108 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,108 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,108 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,108 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,108 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,108 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,109 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,109 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:03,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:03,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:03,177 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:03,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:03,223 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork3 ======== [2021-11-13 18:57:03,229 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:57:03,229 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:57:03,358 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,358 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,358 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,359 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,359 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,359 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,360 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,360 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,360 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,361 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,361 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,361 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,362 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,362 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,442 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,442 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,443 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,443 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,443 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,444 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,444 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,445 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,445 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,474 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,478 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,478 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,478 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,529 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,540 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,550 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,561 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,562 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,603 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:03,619 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:57:03,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:03,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1613043346, now seen corresponding path program 1 times [2021-11-13 18:57:03,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:03,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245539339] [2021-11-13 18:57:03,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:03,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:04,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:04,147 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:04,147 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245539339] [2021-11-13 18:57:04,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245539339] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:04,148 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:04,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:57:04,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920039374] [2021-11-13 18:57:04,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:04,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 18:57:04,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:04,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 18:57:04,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:57:04,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:04,225 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:04,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.5) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:04,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:04,285 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,299 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,306 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,317 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,330 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,330 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,331 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,331 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,331 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,332 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,332 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,332 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,333 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,333 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,333 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,334 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,334 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,334 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,362 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,363 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,364 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,365 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,365 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,365 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,366 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,366 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,366 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,367 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,407 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,410 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,437 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,440 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,442 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,475 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,476 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,477 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,478 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,478 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,478 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,479 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,480 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,540 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,575 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,594 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,620 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,638 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,639 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,639 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,639 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,640 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,640 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,640 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,640 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,641 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,641 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,642 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,642 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,645 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,671 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,673 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,673 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,673 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,674 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,674 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,674 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,675 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,675 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,675 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,675 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,676 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,730 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,731 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,731 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,731 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,731 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,731 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,731 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,732 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,732 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,733 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,772 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,779 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,791 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,866 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,866 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,866 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,867 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,867 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,886 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,886 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,950 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,951 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,951 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:04,952 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:05,278 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:57:08,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:57:08,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:57:08,793 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:57:08,794 INFO L308 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork3 was SAFE (1/2) [2021-11-13 18:57:08,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:08,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:08,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:08,811 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:57:08,812 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:57:08,812 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:57:08,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 18:57:08,916 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,927 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,942 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,944 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,945 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,946 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,947 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,947 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,947 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,948 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,948 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,968 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,968 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,969 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,971 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,972 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,992 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,993 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,993 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,993 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,994 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,994 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,994 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,995 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,995 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,995 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,995 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,996 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,996 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:08,996 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,030 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,031 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,031 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,032 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,057 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:09,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:09,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1019087450, now seen corresponding path program 1 times [2021-11-13 18:57:09,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:09,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885339787] [2021-11-13 18:57:09,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:09,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:09,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:09,141 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:09,141 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885339787] [2021-11-13 18:57:09,141 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885339787] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:09,141 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:09,141 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:57:09,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088491483] [2021-11-13 18:57:09,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:09,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:57:09,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:09,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:57:09,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:57:09,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:09,143 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:09,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:09,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:09,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:09,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:57:09,167 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:09,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:09,167 INFO L85 PathProgramCache]: Analyzing trace with hash -836884992, now seen corresponding path program 1 times [2021-11-13 18:57:09,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:09,168 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198621618] [2021-11-13 18:57:09,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:09,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:09,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:09,594 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:09,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198621618] [2021-11-13 18:57:09,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198621618] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:09,595 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:09,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-13 18:57:09,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328283971] [2021-11-13 18:57:09,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:09,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:57:09,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:09,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:57:09,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:57:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:09,601 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:09,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 10 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:09,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:09,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:09,754 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,754 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,754 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,755 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,755 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,755 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,756 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,756 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,756 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,757 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,757 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,757 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,758 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,786 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,787 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,787 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,787 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,788 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,789 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,790 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,790 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,790 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,792 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,793 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,793 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,826 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,827 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,828 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,829 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,829 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,829 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,830 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,830 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,851 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,852 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,852 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,852 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,853 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,853 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,853 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,853 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,854 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,854 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,854 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,855 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,855 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,855 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,885 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,885 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,885 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,886 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,886 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,886 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,887 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,888 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,888 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,889 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,889 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,909 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,910 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,911 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,912 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,912 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:09,913 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,007 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,008 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,009 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,009 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,043 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,051 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,051 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,052 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,052 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,052 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,053 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,077 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,078 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,078 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,078 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,078 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,104 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,113 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,113 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,114 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,114 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,116 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,143 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,144 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,144 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,145 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:10,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:10,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:57:10,208 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:10,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:10,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1377336619, now seen corresponding path program 1 times [2021-11-13 18:57:10,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:10,209 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159914616] [2021-11-13 18:57:10,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:10,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:10,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:10,470 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:10,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159914616] [2021-11-13 18:57:10,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159914616] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:10,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:10,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:10,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133042990] [2021-11-13 18:57:10,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:10,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:10,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:10,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:10,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:10,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:10,475 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:10,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 6 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:10,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:10,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:10,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:10,523 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,524 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,570 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,613 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,662 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,688 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,689 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,771 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,804 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:10,842 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:11,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:11,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:11,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:11,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:57:11,020 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:11,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:11,020 INFO L85 PathProgramCache]: Analyzing trace with hash 411474982, now seen corresponding path program 1 times [2021-11-13 18:57:11,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:11,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342075159] [2021-11-13 18:57:11,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:11,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:11,565 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:11,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342075159] [2021-11-13 18:57:11,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342075159] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:11,572 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:11,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-13 18:57:11,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436353613] [2021-11-13 18:57:11,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:11,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:57:11,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:11,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:57:11,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:57:11,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:11,579 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:11,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.083333333333334) internal successors, (109), 12 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:11,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:11,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:11,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:11,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:11,753 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,063 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,088 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,148 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:12,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:12,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:57:12,201 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:12,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:12,202 INFO L85 PathProgramCache]: Analyzing trace with hash 318810821, now seen corresponding path program 1 times [2021-11-13 18:57:12,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:12,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72512446] [2021-11-13 18:57:12,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:12,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:12,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:12,442 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:12,442 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72512446] [2021-11-13 18:57:12,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72512446] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:12,442 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:12,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 18:57:12,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987790013] [2021-11-13 18:57:12,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:12,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-13 18:57:12,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:12,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-13 18:57:12,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-11-13 18:57:12,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:12,445 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:12,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.333333333333334) internal successors, (111), 9 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:12,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:12,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:12,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:12,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:12,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:12,606 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,791 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,799 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,807 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,815 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,826 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,871 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,871 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,906 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,930 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,931 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,945 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,945 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,963 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:12,987 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:13,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:13,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:13,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:13,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:13,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:13,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:57:13,298 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:13,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:13,299 INFO L85 PathProgramCache]: Analyzing trace with hash -941056554, now seen corresponding path program 1 times [2021-11-13 18:57:13,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:13,299 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219222302] [2021-11-13 18:57:13,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:13,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:13,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:13,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:13,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219222302] [2021-11-13 18:57:13,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219222302] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:13,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:13,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-13 18:57:13,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952481415] [2021-11-13 18:57:13,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:13,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:57:13,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:13,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:57:13,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:57:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:13,558 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:13,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 12 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:13,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:13,928 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:13,958 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:14,017 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:14,064 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:14,139 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:14,152 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:14,158 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:14,247 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:14,273 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:15,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:15,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:15,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:15,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:15,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:15,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:15,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:57:15,909 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:15,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:15,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1797043987, now seen corresponding path program 2 times [2021-11-13 18:57:15,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:15,909 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031315507] [2021-11-13 18:57:15,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:15,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:16,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:16,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:16,045 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031315507] [2021-11-13 18:57:16,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031315507] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:16,045 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:16,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:16,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438725120] [2021-11-13 18:57:16,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:16,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:16,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:16,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:16,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:16,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:16,047 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:16,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:16,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:16,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:16,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:16,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:16,117 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:16,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:16,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:16,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:16,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:57:16,228 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:16,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:16,228 INFO L85 PathProgramCache]: Analyzing trace with hash -2103100143, now seen corresponding path program 1 times [2021-11-13 18:57:16,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:16,229 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825625005] [2021-11-13 18:57:16,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:16,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:16,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:16,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:16,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825625005] [2021-11-13 18:57:16,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825625005] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:16,404 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:16,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:16,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225296013] [2021-11-13 18:57:16,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:16,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:16,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:16,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:16,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:16,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:16,406 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:16,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:16,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:16,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:16,573 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,580 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,586 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,594 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,601 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,602 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,627 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,663 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,691 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:16,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:16,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:16,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:16,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:16,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:16,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:16,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:16,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 18:57:16,756 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:16,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:16,757 INFO L85 PathProgramCache]: Analyzing trace with hash 544295932, now seen corresponding path program 2 times [2021-11-13 18:57:16,757 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:16,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786428714] [2021-11-13 18:57:16,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:16,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:17,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:17,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:17,306 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786428714] [2021-11-13 18:57:17,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786428714] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:17,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:17,307 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-13 18:57:17,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499975840] [2021-11-13 18:57:17,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:17,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-13 18:57:17,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:17,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-13 18:57:17,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-11-13 18:57:17,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:17,309 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:17,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.785714285714286) internal successors, (109), 14 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:17,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:17,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:17,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:17,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:17,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:17,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:17,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:17,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:17,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:17,384 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,451 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,474 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,523 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,544 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,549 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,561 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,562 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,594 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,631 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,863 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,977 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:17,986 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:20,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:20,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:20,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:20,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:20,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:20,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:57:20,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:20,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:20,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:20,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 18:57:20,597 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:20,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:20,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1926975471, now seen corresponding path program 2 times [2021-11-13 18:57:20,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:20,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112248587] [2021-11-13 18:57:20,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:20,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:20,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:20,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112248587] [2021-11-13 18:57:20,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112248587] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:20,762 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:20,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:57:20,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580842818] [2021-11-13 18:57:20,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:20,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:57:20,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:20,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:57:20,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:57:20,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:20,765 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:20,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:20,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:20,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:20,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:20,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:20,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:20,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:57:20,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:20,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:20,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:20,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:21,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:21,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:57:21,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:21,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:21,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:21,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:21,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 18:57:21,123 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:21,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:21,124 INFO L85 PathProgramCache]: Analyzing trace with hash -2075258483, now seen corresponding path program 1 times [2021-11-13 18:57:21,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:21,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746781539] [2021-11-13 18:57:21,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:21,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:21,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:21,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746781539] [2021-11-13 18:57:21,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746781539] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:21,269 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:21,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:57:21,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801012374] [2021-11-13 18:57:21,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:21,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:21,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:21,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:21,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:21,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:21,271 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:21,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:21,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:21,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:21,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:21,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:21,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:21,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:57:21,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:21,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:21,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:21,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:21,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:21,518 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:21,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:21,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:21,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:21,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:21,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:21,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:21,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-13 18:57:21,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:21,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:21,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 18:57:21,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:21,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:21,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-13 18:57:21,558 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:21,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:21,559 INFO L85 PathProgramCache]: Analyzing trace with hash -87208345, now seen corresponding path program 2 times [2021-11-13 18:57:21,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:21,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426302032] [2021-11-13 18:57:21,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:21,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:21,615 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:57:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:21,873 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:57:21,873 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:57:21,874 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 18:57:21,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 18:57:21,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 18:57:21,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 18:57:21,874 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 18:57:21,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-13 18:57:21,877 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1] [2021-11-13 18:57:21,877 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:57:21,881 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:57:21,881 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:57:21,991 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:57:21,995 INFO L158 Benchmark]: Toolchain (without parser) took 21159.99ms. Allocated memory was 102.8MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 62.1MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 449.3MB. Max. memory is 16.1GB. [2021-11-13 18:57:21,995 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 102.8MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:57:21,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.11ms. Allocated memory is still 102.8MB. Free memory was 61.9MB in the beginning and 65.1MB in the end (delta: -3.2MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-13 18:57:21,996 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.76ms. Allocated memory is still 102.8MB. Free memory was 65.1MB in the beginning and 61.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:22,002 INFO L158 Benchmark]: Boogie Preprocessor took 39.75ms. Allocated memory is still 102.8MB. Free memory was 61.9MB in the beginning and 59.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:22,003 INFO L158 Benchmark]: RCFGBuilder took 1353.41ms. Allocated memory is still 102.8MB. Free memory was 59.8MB in the beginning and 60.3MB in the end (delta: -534.1kB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2021-11-13 18:57:22,004 INFO L158 Benchmark]: TraceAbstraction took 18998.09ms. Allocated memory was 102.8MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 59.8MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 446.0MB. Max. memory is 16.1GB. [2021-11-13 18:57:22,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 102.8MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.11ms. Allocated memory is still 102.8MB. Free memory was 61.9MB in the beginning and 65.1MB in the end (delta: -3.2MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.76ms. Allocated memory is still 102.8MB. Free memory was 65.1MB in the beginning and 61.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.75ms. Allocated memory is still 102.8MB. Free memory was 61.9MB in the beginning and 59.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1353.41ms. Allocated memory is still 102.8MB. Free memory was 59.8MB in the beginning and 60.3MB in the end (delta: -534.1kB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * TraceAbstraction took 18998.09ms. Allocated memory was 102.8MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 59.8MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 446.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 214823, positive: 204888, positive conditional: 201779, positive unconditional: 3109, negative: 9935, negative conditional: 9899, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214013, positive: 204888, positive conditional: 201779, positive unconditional: 3109, negative: 9125, negative conditional: 9089, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214013, positive: 204888, positive conditional: 201779, positive unconditional: 3109, negative: 9125, negative conditional: 9089, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 223102, positive: 204888, positive conditional: 201739, positive unconditional: 3149, negative: 18214, negative conditional: 9089, negative unconditional: 9125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 223102, positive: 204888, positive conditional: 122970, positive unconditional: 81918, negative: 18214, negative conditional: 8481, negative unconditional: 9733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223102, positive: 204888, positive conditional: 122970, positive unconditional: 81918, negative: 18214, negative conditional: 8481, negative unconditional: 9733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3200, positive: 3151, positive conditional: 5, positive unconditional: 3146, negative: 49, negative conditional: 10, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3200, positive: 3137, positive conditional: 0, positive unconditional: 3137, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 14, positive conditional: 5, positive unconditional: 9, negative: 49, negative conditional: 10, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1029, positive: 88, positive conditional: 70, positive unconditional: 18, negative: 941, negative conditional: 275, negative unconditional: 667, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 223102, positive: 201737, positive conditional: 122965, positive unconditional: 78772, negative: 18165, negative conditional: 8471, negative unconditional: 9694, unknown: 3200, unknown conditional: 15, unknown unconditional: 3185] , Statistics on independence cache: Total cache size (in pairs): 3200, Positive cache size: 3151, Positive conditional cache size: 5, Positive unconditional cache size: 3146, Negative cache size: 49, Negative conditional cache size: 10, Negative unconditional cache size: 39, Eliminated conditions: 79377, Maximal queried relation: 1, Independence queries for same thread: 810 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1665.85ms, Number of persistent set computation: 11226, Number of trivial persistent sets: 7081, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3145, positive: 3109, positive conditional: 0, positive unconditional: 3109, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 214823, positive: 204888, positive conditional: 201779, positive unconditional: 3109, negative: 9935, negative conditional: 9899, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214013, positive: 204888, positive conditional: 201779, positive unconditional: 3109, negative: 9125, negative conditional: 9089, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214013, positive: 204888, positive conditional: 201779, positive unconditional: 3109, negative: 9125, negative conditional: 9089, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 223102, positive: 204888, positive conditional: 201739, positive unconditional: 3149, negative: 18214, negative conditional: 9089, negative unconditional: 9125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 223102, positive: 204888, positive conditional: 122970, positive unconditional: 81918, negative: 18214, negative conditional: 8481, negative unconditional: 9733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223102, positive: 204888, positive conditional: 122970, positive unconditional: 81918, negative: 18214, negative conditional: 8481, negative unconditional: 9733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3200, positive: 3151, positive conditional: 5, positive unconditional: 3146, negative: 49, negative conditional: 10, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3200, positive: 3137, positive conditional: 0, positive unconditional: 3137, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 14, positive conditional: 5, positive unconditional: 9, negative: 49, negative conditional: 10, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1029, positive: 88, positive conditional: 70, positive unconditional: 18, negative: 941, negative conditional: 275, negative unconditional: 667, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 223102, positive: 201737, positive conditional: 122965, positive unconditional: 78772, negative: 18165, negative conditional: 8471, negative unconditional: 9694, unknown: 3200, unknown conditional: 15, unknown unconditional: 3185] , Statistics on independence cache: Total cache size (in pairs): 3200, Positive cache size: 3151, Positive conditional cache size: 5, Positive unconditional cache size: 3146, Negative cache size: 49, Negative conditional cache size: 10, Negative unconditional cache size: 39, Eliminated conditions: 79377, Maximal queried relation: 1, Independence queries for same thread: 810 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 186949, positive: 181569, positive conditional: 178775, positive unconditional: 2794, negative: 5380, negative conditional: 5331, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 185255, positive: 181569, positive conditional: 178775, positive unconditional: 2794, negative: 3686, negative conditional: 3637, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 185255, positive: 181569, positive conditional: 178775, positive unconditional: 2794, negative: 3686, negative conditional: 3637, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 202265, positive: 181569, positive conditional: 178229, positive unconditional: 3340, negative: 20696, negative conditional: 17010, negative unconditional: 3686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 202265, positive: 181569, positive conditional: 48083, positive unconditional: 133486, negative: 20696, negative conditional: 6536, negative unconditional: 14160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 202265, positive: 181569, positive conditional: 48083, positive unconditional: 133486, negative: 20696, negative conditional: 6536, negative unconditional: 14160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2980, positive: 2873, positive conditional: 79, positive unconditional: 2794, negative: 107, negative conditional: 56, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2980, positive: 2782, positive conditional: 0, positive unconditional: 2782, negative: 198, negative conditional: 0, negative unconditional: 198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 198, positive: 91, positive conditional: 79, positive unconditional: 12, negative: 107, negative conditional: 56, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3943, positive: 1768, positive conditional: 1735, positive unconditional: 33, negative: 2175, negative conditional: 1304, negative unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 202265, positive: 178696, positive conditional: 48004, positive unconditional: 130692, negative: 20589, negative conditional: 6480, negative unconditional: 14109, unknown: 2980, unknown conditional: 135, unknown unconditional: 2845] , Statistics on independence cache: Total cache size (in pairs): 2980, Positive cache size: 2873, Positive conditional cache size: 79, Positive unconditional cache size: 2794, Negative cache size: 107, Negative conditional cache size: 56, Negative unconditional cache size: 51, Eliminated conditions: 140620, Maximal queried relation: 9, Independence queries for same thread: 1694 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1542.71ms, Number of persistent set computation: 12184, Number of trivial persistent sets: 4855, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2843, positive: 2794, positive conditional: 0, positive unconditional: 2794, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 186949, positive: 181569, positive conditional: 178775, positive unconditional: 2794, negative: 5380, negative conditional: 5331, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 185255, positive: 181569, positive conditional: 178775, positive unconditional: 2794, negative: 3686, negative conditional: 3637, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 185255, positive: 181569, positive conditional: 178775, positive unconditional: 2794, negative: 3686, negative conditional: 3637, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 202265, positive: 181569, positive conditional: 178229, positive unconditional: 3340, negative: 20696, negative conditional: 17010, negative unconditional: 3686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 202265, positive: 181569, positive conditional: 48083, positive unconditional: 133486, negative: 20696, negative conditional: 6536, negative unconditional: 14160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 202265, positive: 181569, positive conditional: 48083, positive unconditional: 133486, negative: 20696, negative conditional: 6536, negative unconditional: 14160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2980, positive: 2873, positive conditional: 79, positive unconditional: 2794, negative: 107, negative conditional: 56, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2980, positive: 2782, positive conditional: 0, positive unconditional: 2782, negative: 198, negative conditional: 0, negative unconditional: 198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 198, positive: 91, positive conditional: 79, positive unconditional: 12, negative: 107, negative conditional: 56, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3943, positive: 1768, positive conditional: 1735, positive unconditional: 33, negative: 2175, negative conditional: 1304, negative unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 202265, positive: 178696, positive conditional: 48004, positive unconditional: 130692, negative: 20589, negative conditional: 6480, negative unconditional: 14109, unknown: 2980, unknown conditional: 135, unknown unconditional: 2845] , Statistics on independence cache: Total cache size (in pairs): 2980, Positive cache size: 2873, Positive conditional cache size: 79, Positive unconditional cache size: 2794, Negative cache size: 107, Negative conditional cache size: 56, Negative unconditional cache size: 51, Eliminated conditions: 140620, Maximal queried relation: 9, Independence queries for same thread: 1694 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:57:22,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:22,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:22,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a --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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:57:25,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:57:25,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:57:25,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:57:25,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:57:25,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:57:25,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:57:25,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:57:25,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:57:25,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:57:25,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:57:25,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:57:25,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:57:25,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:57:25,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:57:25,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:57:25,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:57:25,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:57:25,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:57:25,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:57:25,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:57:25,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:57:25,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:57:25,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:57:25,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:57:25,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:57:25,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:57:25,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:57:25,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:57:25,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:57:25,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:57:25,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:57:25,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:57:25,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:57:25,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:57:25,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:57:25,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:57:25,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:57:25,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:57:25,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:57:25,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:57:25,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 18:57:25,237 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:57:25,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:57:25,238 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:57:25,238 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:57:25,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:57:25,239 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:57:25,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:57:25,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:57:25,242 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:57:25,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:57:25,243 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:57:25,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:57:25,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:57:25,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:57:25,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:57:25,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:57:25,245 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:57:25,245 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:57:25,245 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:57:25,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:57:25,246 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:57:25,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:57:25,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:57:25,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:57:25,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:57:25,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:25,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:57:25,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:57:25,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:57:25,248 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:57:25,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:57:25,248 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:57:25,249 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:57:25,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:57:25,249 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:57:25,249 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:57:25,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:57:25,250 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2021-11-13 18:57:25,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:57:25,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:57:25,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:57:25,667 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:57:25,668 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:57:25,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2021-11-13 18:57:25,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data/4323b0832/51d33c3c4fe24c3bad297cfc08c0fe7b/FLAG3dc23977c [2021-11-13 18:57:26,447 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:26,450 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2021-11-13 18:57:26,469 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data/4323b0832/51d33c3c4fe24c3bad297cfc08c0fe7b/FLAG3dc23977c [2021-11-13 18:57:26,679 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/data/4323b0832/51d33c3c4fe24c3bad297cfc08c0fe7b [2021-11-13 18:57:26,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:26,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:26,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:26,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:26,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:26,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:26" (1/1) ... [2021-11-13 18:57:26,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc7dc49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:26, skipping insertion in model container [2021-11-13 18:57:26,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:26" (1/1) ... [2021-11-13 18:57:26,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:26,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:27,110 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_0c83fa04-3e94-432f-bdbe-1b62d266e60e/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2021-11-13 18:57:27,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:27,361 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:27,375 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_0c83fa04-3e94-432f-bdbe-1b62d266e60e/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2021-11-13 18:57:27,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:27,513 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:27,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27 WrapperNode [2021-11-13 18:57:27,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:27,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:27,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:27,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:27,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:27,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:27,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:27,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:27,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:27,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:27,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:27,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:27,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:27,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:27,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:27,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 18:57:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 18:57:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:27,793 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:27,794 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:27,794 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 18:57:27,794 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 18:57:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:27,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:27,797 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:57:28,940 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:28,941 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:28,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:28 BoogieIcfgContainer [2021-11-13 18:57:28,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:28,946 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:28,946 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:28,950 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:28,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:26" (1/3) ... [2021-11-13 18:57:28,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79e7eebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:28, skipping insertion in model container [2021-11-13 18:57:28,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (2/3) ... [2021-11-13 18:57:28,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79e7eebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:28, skipping insertion in model container [2021-11-13 18:57:28,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:28" (3/3) ... [2021-11-13 18:57:28,955 INFO L111 eAbstractionObserver]: Analyzing ICFG mix044.opt.i [2021-11-13 18:57:28,961 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:28,961 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:28,962 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:28,962 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:29,023 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,023 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,023 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,024 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,024 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,024 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,024 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,025 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,025 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,025 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,027 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,027 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,027 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,027 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,028 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,028 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,028 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,028 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,029 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,029 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,030 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,031 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,031 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,031 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,032 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,033 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,033 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,033 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,034 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,034 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,034 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,034 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,034 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,035 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,035 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,035 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,035 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,035 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,036 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,037 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,037 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,038 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,038 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,038 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,038 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,039 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,039 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,041 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,041 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,041 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,041 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,041 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,042 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,042 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,042 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,042 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,042 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,043 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,043 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,043 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,043 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,044 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,044 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,044 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,045 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,045 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,045 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,046 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,046 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,046 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,047 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,047 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,047 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,047 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,048 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,048 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,049 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,052 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,053 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,053 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,054 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,059 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,060 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,060 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,060 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,061 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,067 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,068 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,068 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,068 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,069 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,069 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,069 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,069 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,069 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,070 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,070 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,071 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,071 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,072 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,072 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,072 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,072 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,072 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,073 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,073 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,073 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,073 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,073 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,074 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,074 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,074 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:29,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:29,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:29,173 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:29,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:29,219 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork3 ======== [2021-11-13 18:57:29,231 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:57:29,231 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:57:29,432 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,438 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,439 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,439 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,440 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,441 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,442 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,547 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,547 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,548 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,548 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,548 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,549 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,549 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,549 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,550 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,550 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,550 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,551 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,551 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,551 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,695 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,696 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,696 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,696 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,696 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,699 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,700 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,700 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,701 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,785 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,797 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,808 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,824 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,886 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,899 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:57:29,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:29,904 INFO L85 PathProgramCache]: Analyzing trace with hash -207880478, now seen corresponding path program 1 times [2021-11-13 18:57:29,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:29,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2064975472] [2021-11-13 18:57:29,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:29,918 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:29,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:29,924 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:29,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 18:57:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:30,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:57:30,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:30,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:30,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:31,093 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:31,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2064975472] [2021-11-13 18:57:31,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2064975472] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:31,095 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:31,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 3] imperfect sequences [] total 5 [2021-11-13 18:57:31,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219724175] [2021-11-13 18:57:31,098 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:31,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:31,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:31,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:31,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:31,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:31,130 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:31,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 30.2) internal successors, (151), 6 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:31,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:31,256 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,282 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,297 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,326 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,341 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,341 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,342 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,342 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,342 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,343 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,343 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,343 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,344 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,345 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,345 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,345 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,346 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,413 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,413 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,413 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,414 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,415 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,415 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,415 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,458 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,459 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,459 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,459 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,460 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,460 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,460 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,461 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,461 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,461 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,462 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,462 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,462 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,463 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,495 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,495 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,496 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,496 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,497 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,497 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,497 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,498 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,498 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,498 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,499 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,499 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,499 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,500 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,548 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,548 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,549 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,549 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,549 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,550 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,550 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,550 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,551 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,551 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,551 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,551 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,552 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,552 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,618 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,630 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,656 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,670 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,691 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,692 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,692 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,692 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,692 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,693 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,693 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,693 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,694 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,694 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,694 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,694 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,695 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,695 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,697 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,822 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,823 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,824 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,833 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,833 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,833 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,834 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,834 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,867 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,867 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,868 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,868 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,868 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,869 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,869 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,869 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,870 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,871 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,901 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,908 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,919 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,970 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,972 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,993 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,993 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,994 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:31,994 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,017 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,019 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,056 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,057 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,058 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:32,426 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 18:57:36,325 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:57:36,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:36,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:36,533 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:57:36,533 INFO L308 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork3 was SAFE (1/2) [2021-11-13 18:57:36,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:36,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:36,538 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:36,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-13 18:57:36,547 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:57:36,548 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:57:36,548 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:57:36,643 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,650 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,665 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,665 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,666 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,666 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,666 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,666 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,667 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,667 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,667 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,668 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,668 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,668 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,669 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,669 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,689 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,689 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,690 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,691 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,691 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,691 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,691 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,692 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,692 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,692 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,693 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,693 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,716 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,717 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,717 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,717 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,717 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,718 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,718 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,718 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,719 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,719 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,719 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,719 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,720 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,752 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,753 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,753 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,754 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,754 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,754 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,754 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,795 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:36,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:36,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1443080203, now seen corresponding path program 1 times [2021-11-13 18:57:36,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:36,797 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [232562397] [2021-11-13 18:57:36,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:36,798 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:36,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:36,801 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:36,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 18:57:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:36,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 18:57:36,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:37,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:37,150 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:37,298 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:37,299 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [232562397] [2021-11-13 18:57:37,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [232562397] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:37,299 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:37,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 18:57:37,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136106457] [2021-11-13 18:57:37,300 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:37,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:57:37,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:37,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:57:37,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:57:37,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,302 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:37,302 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.0) internal successors, (88), 2 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:37,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-13 18:57:37,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:37,541 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:37,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:37,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1401018549, now seen corresponding path program 1 times [2021-11-13 18:57:37,543 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:37,543 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445789274] [2021-11-13 18:57:37,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:37,543 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:37,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:37,548 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:37,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 18:57:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:37,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:37,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:37,952 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:38,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:38,211 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:38,212 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445789274] [2021-11-13 18:57:38,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [445789274] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:38,212 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:38,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 18:57:38,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112239090] [2021-11-13 18:57:38,213 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:38,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:38,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:38,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:38,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:38,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,216 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:38,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:38,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,287 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,287 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,287 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,288 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,288 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,288 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,289 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,289 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,289 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,290 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,291 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,408 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,409 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,410 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,410 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,411 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,412 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,413 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,518 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,519 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,520 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,520 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,520 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,521 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,521 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,521 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,521 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,522 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,522 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:38,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-13 18:57:38,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:38,850 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:38,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:38,851 INFO L85 PathProgramCache]: Analyzing trace with hash -58598256, now seen corresponding path program 1 times [2021-11-13 18:57:38,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:38,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1840154247] [2021-11-13 18:57:38,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:38,852 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:38,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:38,855 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:38,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 18:57:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:39,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:57:39,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:39,340 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:39,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:39,651 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:39,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1840154247] [2021-11-13 18:57:39,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1840154247] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:39,653 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:39,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 18:57:39,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937660497] [2021-11-13 18:57:39,653 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:39,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:57:39,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:39,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:57:39,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:57:39,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,661 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:39,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.545454545454545) internal successors, (171), 11 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:39,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:39,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,737 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,747 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,755 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,763 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,764 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,835 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,868 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,868 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,868 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,869 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,869 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,869 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,870 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,870 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,870 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,871 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,871 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,871 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,871 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,872 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,918 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,918 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48#1_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,918 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,919 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,919 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,919 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,919 WARN L322 ript$VariableManager]: TermVariabe v_~z~0_141 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,920 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,920 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,920 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47#1_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,920 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,921 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,921 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,921 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50#1_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,999 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite25#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:40,000 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:40,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:40,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:40,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:40,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:40,300 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:40,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:40,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1416090840, now seen corresponding path program 1 times [2021-11-13 18:57:40,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:40,302 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711377611] [2021-11-13 18:57:40,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:40,302 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:40,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:40,303 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:40,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 18:57:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:40,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:57:40,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:40,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:40,772 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:41,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:41,049 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:41,050 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711377611] [2021-11-13 18:57:41,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [711377611] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:41,050 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:41,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:57:41,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746239069] [2021-11-13 18:57:41,051 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:41,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:57:41,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:41,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:57:41,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:57:41,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:41,053 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:41,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.666666666666666) internal successors, (152), 12 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:41,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:41,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:41,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:41,215 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,224 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,233 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,234 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,270 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,271 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:41,294 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite11#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:42,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:42,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:42,299 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:42,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:42,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1834346854, now seen corresponding path program 2 times [2021-11-13 18:57:42,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:42,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1241342691] [2021-11-13 18:57:42,300 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:57:42,301 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:42,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:42,301 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:42,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 18:57:42,465 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:57:42,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:57:42,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:42,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:42,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:42,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:42,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:42,941 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:42,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1241342691] [2021-11-13 18:57:42,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1241342691] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:42,942 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:42,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-13 18:57:42,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683873416] [2021-11-13 18:57:42,943 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:42,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:57:42,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:42,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:57:42,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:57:42,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:42,945 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:42,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.3) internal successors, (133), 10 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:42,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:42,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:43,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:43,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:43,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:43,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:43,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:43,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:43,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:43,483 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:43,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:43,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1680955774, now seen corresponding path program 3 times [2021-11-13 18:57:43,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:43,484 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [118448838] [2021-11-13 18:57:43,484 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:57:43,485 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:43,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:43,490 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:43,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-13 18:57:43,656 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 18:57:43,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:57:43,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:57:43,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:43,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:44,260 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:44,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [118448838] [2021-11-13 18:57:44,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [118448838] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:44,261 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:44,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:57:44,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737136403] [2021-11-13 18:57:44,261 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:44,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:57:44,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:44,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:57:44,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:57:44,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:44,262 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:44,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.5) internal successors, (150), 12 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:44,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:44,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:44,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:44,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:44,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:44,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:44,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:44,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:44,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:44,784 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:44,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:44,784 INFO L85 PathProgramCache]: Analyzing trace with hash 307094364, now seen corresponding path program 4 times [2021-11-13 18:57:44,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:44,785 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1954435188] [2021-11-13 18:57:44,785 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 18:57:44,785 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:44,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:44,786 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:44,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-13 18:57:45,012 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 18:57:45,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:57:45,012 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:57:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:45,430 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 18:57:45,430 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:57:45,431 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 18:57:45,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 18:57:45,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 18:57:45,431 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 18:57:45,432 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 18:57:45,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:45,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:45,650 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2021-11-13 18:57:45,650 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:57:45,653 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:57:45,653 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:57:45,814 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:57:45,817 INFO L158 Benchmark]: Toolchain (without parser) took 19133.68ms. Allocated memory was 83.9MB in the beginning and 532.7MB in the end (delta: 448.8MB). Free memory was 47.1MB in the beginning and 320.7MB in the end (delta: -273.6MB). Peak memory consumption was 176.8MB. Max. memory is 16.1GB. [2021-11-13 18:57:45,818 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 72.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:57:45,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.39ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 53.9MB in the end (delta: -7.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-13 18:57:45,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.16ms. Allocated memory is still 83.9MB. Free memory was 53.9MB in the beginning and 50.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:45,819 INFO L158 Benchmark]: Boogie Preprocessor took 80.40ms. Allocated memory is still 83.9MB. Free memory was 50.8MB in the beginning and 48.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:45,820 INFO L158 Benchmark]: RCFGBuilder took 1243.80ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 48.3MB in the beginning and 61.5MB in the end (delta: -13.3MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2021-11-13 18:57:45,820 INFO L158 Benchmark]: TraceAbstraction took 16870.71ms. Allocated memory was 104.9MB in the beginning and 532.7MB in the end (delta: 427.8MB). Free memory was 61.0MB in the beginning and 320.7MB in the end (delta: -259.7MB). Peak memory consumption was 169.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:45,823 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 72.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.39ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 53.9MB in the end (delta: -7.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.16ms. Allocated memory is still 83.9MB. Free memory was 53.9MB in the beginning and 50.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.40ms. Allocated memory is still 83.9MB. Free memory was 50.8MB in the beginning and 48.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1243.80ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 48.3MB in the beginning and 61.5MB in the end (delta: -13.3MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * TraceAbstraction took 16870.71ms. Allocated memory was 104.9MB in the beginning and 532.7MB in the end (delta: 427.8MB). Free memory was 61.0MB in the beginning and 320.7MB in the end (delta: -259.7MB). Peak memory consumption was 169.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 214822, positive: 204887, positive conditional: 201778, positive unconditional: 3109, negative: 9935, negative conditional: 9899, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214012, positive: 204887, positive conditional: 201778, positive unconditional: 3109, negative: 9125, negative conditional: 9089, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214012, positive: 204887, positive conditional: 201778, positive unconditional: 3109, negative: 9125, negative conditional: 9089, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 223101, positive: 204887, positive conditional: 201739, positive unconditional: 3148, negative: 18214, negative conditional: 9089, negative unconditional: 9125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 223101, positive: 204887, positive conditional: 122970, positive unconditional: 81917, negative: 18214, negative conditional: 8481, negative unconditional: 9733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223101, positive: 204887, positive conditional: 122970, positive unconditional: 81917, negative: 18214, negative conditional: 8481, negative unconditional: 9733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3200, positive: 3151, positive conditional: 5, positive unconditional: 3146, negative: 49, negative conditional: 10, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3200, positive: 3137, positive conditional: 0, positive unconditional: 3137, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 14, positive conditional: 5, positive unconditional: 9, negative: 49, negative conditional: 10, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1547, positive: 146, positive conditional: 90, positive unconditional: 56, negative: 1401, negative conditional: 345, negative unconditional: 1056, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 223101, positive: 201736, positive conditional: 122965, positive unconditional: 78771, negative: 18165, negative conditional: 8471, negative unconditional: 9694, unknown: 3200, unknown conditional: 15, unknown unconditional: 3185] , Statistics on independence cache: Total cache size (in pairs): 3200, Positive cache size: 3151, Positive conditional cache size: 5, Positive unconditional cache size: 3146, Negative cache size: 49, Negative conditional cache size: 10, Negative unconditional cache size: 39, Eliminated conditions: 79377, Maximal queried relation: 1, Independence queries for same thread: 810 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2180.94ms, Number of persistent set computation: 11227, Number of trivial persistent sets: 7082, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3145, positive: 3109, positive conditional: 0, positive unconditional: 3109, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 214822, positive: 204887, positive conditional: 201778, positive unconditional: 3109, negative: 9935, negative conditional: 9899, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214012, positive: 204887, positive conditional: 201778, positive unconditional: 3109, negative: 9125, negative conditional: 9089, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214012, positive: 204887, positive conditional: 201778, positive unconditional: 3109, negative: 9125, negative conditional: 9089, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 223101, positive: 204887, positive conditional: 201739, positive unconditional: 3148, negative: 18214, negative conditional: 9089, negative unconditional: 9125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 223101, positive: 204887, positive conditional: 122970, positive unconditional: 81917, negative: 18214, negative conditional: 8481, negative unconditional: 9733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 223101, positive: 204887, positive conditional: 122970, positive unconditional: 81917, negative: 18214, negative conditional: 8481, negative unconditional: 9733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3200, positive: 3151, positive conditional: 5, positive unconditional: 3146, negative: 49, negative conditional: 10, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3200, positive: 3137, positive conditional: 0, positive unconditional: 3137, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 14, positive conditional: 5, positive unconditional: 9, negative: 49, negative conditional: 10, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1547, positive: 146, positive conditional: 90, positive unconditional: 56, negative: 1401, negative conditional: 345, negative unconditional: 1056, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 223101, positive: 201736, positive conditional: 122965, positive unconditional: 78771, negative: 18165, negative conditional: 8471, negative unconditional: 9694, unknown: 3200, unknown conditional: 15, unknown unconditional: 3185] , Statistics on independence cache: Total cache size (in pairs): 3200, Positive cache size: 3151, Positive conditional cache size: 5, Positive unconditional cache size: 3146, Negative cache size: 49, Negative conditional cache size: 10, Negative unconditional cache size: 39, Eliminated conditions: 79377, Maximal queried relation: 1, Independence queries for same thread: 810 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50390, positive: 49002, positive conditional: 46483, positive unconditional: 2519, negative: 1388, negative conditional: 1350, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49971, positive: 49002, positive conditional: 46483, positive unconditional: 2519, negative: 969, negative conditional: 931, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 49971, positive: 49002, positive conditional: 46483, positive unconditional: 2519, negative: 969, negative conditional: 931, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56220, positive: 49002, positive conditional: 45876, positive unconditional: 3126, negative: 7218, negative conditional: 6249, negative unconditional: 969, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 56220, positive: 49002, positive conditional: 7393, positive unconditional: 41609, negative: 7218, negative conditional: 280, negative unconditional: 6938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56220, positive: 49002, positive conditional: 7393, positive unconditional: 41609, negative: 7218, negative conditional: 280, negative unconditional: 6938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2573, positive: 2532, positive conditional: 13, positive unconditional: 2519, negative: 41, negative conditional: 2, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2573, positive: 2507, positive conditional: 0, positive unconditional: 2507, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 41, negative conditional: 2, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 785, positive: 99, positive conditional: 21, positive unconditional: 78, negative: 685, negative conditional: 4, negative unconditional: 681, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 56220, positive: 46470, positive conditional: 7380, positive unconditional: 39090, negative: 7177, negative conditional: 278, negative unconditional: 6899, unknown: 2573, unknown conditional: 15, unknown unconditional: 2558] , Statistics on independence cache: Total cache size (in pairs): 2573, Positive cache size: 2532, Positive conditional cache size: 13, Positive unconditional cache size: 2519, Negative cache size: 41, Negative conditional cache size: 2, Negative unconditional cache size: 39, Eliminated conditions: 44452, Maximal queried relation: 5, Independence queries for same thread: 419 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1026.66ms, Number of persistent set computation: 3425, Number of trivial persistent sets: 2575, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2557, positive: 2519, positive conditional: 0, positive unconditional: 2519, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50390, positive: 49002, positive conditional: 46483, positive unconditional: 2519, negative: 1388, negative conditional: 1350, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49971, positive: 49002, positive conditional: 46483, positive unconditional: 2519, negative: 969, negative conditional: 931, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 49971, positive: 49002, positive conditional: 46483, positive unconditional: 2519, negative: 969, negative conditional: 931, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 56220, positive: 49002, positive conditional: 45876, positive unconditional: 3126, negative: 7218, negative conditional: 6249, negative unconditional: 969, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 56220, positive: 49002, positive conditional: 7393, positive unconditional: 41609, negative: 7218, negative conditional: 280, negative unconditional: 6938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56220, positive: 49002, positive conditional: 7393, positive unconditional: 41609, negative: 7218, negative conditional: 280, negative unconditional: 6938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2573, positive: 2532, positive conditional: 13, positive unconditional: 2519, negative: 41, negative conditional: 2, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2573, positive: 2507, positive conditional: 0, positive unconditional: 2507, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 41, negative conditional: 2, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 785, positive: 99, positive conditional: 21, positive unconditional: 78, negative: 685, negative conditional: 4, negative unconditional: 681, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 56220, positive: 46470, positive conditional: 7380, positive unconditional: 39090, negative: 7177, negative conditional: 278, negative unconditional: 6899, unknown: 2573, unknown conditional: 15, unknown unconditional: 2558] , Statistics on independence cache: Total cache size (in pairs): 2573, Positive cache size: 2532, Positive conditional cache size: 13, Positive unconditional cache size: 2519, Negative cache size: 41, Negative conditional cache size: 2, Negative unconditional cache size: 39, Eliminated conditions: 44452, Maximal queried relation: 5, Independence queries for same thread: 419 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:57:45,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:46,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:46,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c83fa04-3e94-432f-bdbe-1b62d266e60e/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null