./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:56:27,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:56:27,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:56:27,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:56:27,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:56:27,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:56:27,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:56:27,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:56:27,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:56:27,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:56:27,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:56:27,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:56:27,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:56:27,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:56:27,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:56:27,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:56:27,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:56:27,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:56:27,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:56:27,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:56:27,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:56:27,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:56:27,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:56:27,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:56:27,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:56:27,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:56:27,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:56:27,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:56:27,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:56:27,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:56:27,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:56:27,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:56:27,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:56:27,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:56:27,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:56:27,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:56:27,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:56:27,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:56:27,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:56:27,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:56:27,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:56:27,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:56:27,662 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:56:27,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:56:27,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:56:27,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:56:27,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:56:27,664 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:56:27,664 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:56:27,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:56:27,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:56:27,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:56:27,665 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:56:27,666 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:56:27,666 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:56:27,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:56:27,666 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:56:27,666 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:56:27,667 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:56:27,667 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:56:27,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:56:27,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:27,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:56:27,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:56:27,669 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:56:27,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:56:27,669 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_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab [2021-11-23 00:56:27,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:56:27,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:56:27,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:56:27,986 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:56:27,988 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:56:27,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2021-11-23 00:56:28,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/data/b7a894fd5/dc4069f968d64efba7f33e4f61ac77e8/FLAG5e06ab34d [2021-11-23 00:56:28,695 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:56:28,695 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2021-11-23 00:56:28,716 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/data/b7a894fd5/dc4069f968d64efba7f33e4f61ac77e8/FLAG5e06ab34d [2021-11-23 00:56:28,947 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/data/b7a894fd5/dc4069f968d64efba7f33e4f61ac77e8 [2021-11-23 00:56:28,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:56:28,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:56:28,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:28,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:56:28,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:56:28,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:28" (1/1) ... [2021-11-23 00:56:28,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfff233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:28, skipping insertion in model container [2021-11-23 00:56:28,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:56:28" (1/1) ... [2021-11-23 00:56:28,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:56:29,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:56:29,362 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/sv-benchmarks/c/list-simple/sll2n_append_unequal.i[24323,24336] [2021-11-23 00:56:29,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:29,373 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:29,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/sv-benchmarks/c/list-simple/sll2n_append_unequal.i[24323,24336] [2021-11-23 00:56:29,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:29,458 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:29,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29 WrapperNode [2021-11-23 00:56:29,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:29,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:29,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:29,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:29,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,511 INFO L137 Inliner]: procedures = 127, calls = 36, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 150 [2021-11-23 00:56:29,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:29,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:29,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:29,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:29,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:29,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:29,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:29,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:29,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:29" (1/1) ... [2021-11-23 00:56:29,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:29,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:29,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:29,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b985786-39f9-4f25-94ee-d5c45db287e1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:56:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:56:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:56:29,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:56:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:56:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:56:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:56:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:56:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:56:29,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:56:29,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:29,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:29,757 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:29,759 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:30,251 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:30,296 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:30,300 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:56:30,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:30 BoogieIcfgContainer [2021-11-23 00:56:30,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:30,307 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:30,307 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:30,320 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:30,320 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:30" (1/1) ... [2021-11-23 00:56:30,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:56:30,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 83 states and 95 transitions. [2021-11-23 00:56:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2021-11-23 00:56:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:56:30,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 84 states and 97 transitions. [2021-11-23 00:56:30,663 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 97 transitions. [2021-11-23 00:56:30,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:56:30,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2021-11-23 00:56:30,772 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2021-11-23 00:56:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:56:30,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2021-11-23 00:56:30,949 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2021-11-23 00:56:30,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:56:30,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 81 states and 94 transitions. [2021-11-23 00:56:30,995 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2021-11-23 00:56:30,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:56:30,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 80 states and 93 transitions. [2021-11-23 00:56:31,208 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2021-11-23 00:56:31,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:56:31,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:31,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2021-11-23 00:56:31,342 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2021-11-23 00:56:31,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:56:31,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:31,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2021-11-23 00:56:31,654 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2021-11-23 00:56:31,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:56:31,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:32,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 83 states and 97 transitions. [2021-11-23 00:56:32,062 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2021-11-23 00:56:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:56:32,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:32,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2021-11-23 00:56:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2021-11-23 00:56:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:56:32,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,210 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2021-11-23 00:56:32,274 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2021-11-23 00:56:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:56:32,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:32,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2021-11-23 00:56:32,358 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2021-11-23 00:56:32,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:56:32,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,422 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2021-11-23 00:56:32,435 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2021-11-23 00:56:32,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:56:32,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 94 states and 119 transitions. [2021-11-23 00:56:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 119 transitions. [2021-11-23 00:56:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:56:34,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:56:37,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 91 transitions. [2021-11-23 00:56:37,618 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2021-11-23 00:56:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:56:37,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:37,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 90 transitions. [2021-11-23 00:56:37,692 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 90 transitions. [2021-11-23 00:56:37,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:56:37,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:38,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 89 transitions. [2021-11-23 00:56:38,366 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2021-11-23 00:56:38,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:56:38,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:38,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 74 states and 88 transitions. [2021-11-23 00:56:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 88 transitions. [2021-11-23 00:56:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:56:38,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,438 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:38,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2021-11-23 00:56:38,451 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2021-11-23 00:56:38,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:56:38,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,240 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:41,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 74 states and 88 transitions. [2021-11-23 00:56:41,427 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 88 transitions. [2021-11-23 00:56:41,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:56:41,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:41,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,200 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 90 transitions. [2021-11-23 00:56:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2021-11-23 00:56:45,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:56:45,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:48,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2021-11-23 00:56:48,985 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2021-11-23 00:56:48,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:56:48,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,212 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:52,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2021-11-23 00:56:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2021-11-23 00:56:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:52,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:52,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2021-11-23 00:56:52,358 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2021-11-23 00:56:52,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:52,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,533 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2021-11-23 00:56:52,999 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2021-11-23 00:56:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:53,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,025 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:53,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2021-11-23 00:56:53,040 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2021-11-23 00:56:53,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:53,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,067 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:53,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2021-11-23 00:56:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2021-11-23 00:56:53,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:53,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,715 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:56,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 78 states and 97 transitions. [2021-11-23 00:56:56,283 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2021-11-23 00:56:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:56:56,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,956 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:57:00,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 81 states and 102 transitions. [2021-11-23 00:57:00,731 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2021-11-23 00:57:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:57:00,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:09,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2021-11-23 00:57:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2021-11-23 00:57:09,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:57:09,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:21,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:21,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2021-11-23 00:57:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2021-11-23 00:57:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:57:21,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:21,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:21,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:57:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 90 states and 126 transitions. [2021-11-23 00:57:24,798 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 126 transitions. [2021-11-23 00:57:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:57:24,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:24,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,854 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:57:27,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 93 states and 134 transitions. [2021-11-23 00:57:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 134 transitions. [2021-11-23 00:57:27,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:57:27,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,940 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:57:27,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 94 states and 135 transitions. [2021-11-23 00:57:27,955 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2021-11-23 00:57:27,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:57:27,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:57:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 95 states and 136 transitions. [2021-11-23 00:57:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2021-11-23 00:57:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:29,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 98 states and 146 transitions. [2021-11-23 00:57:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 146 transitions. [2021-11-23 00:57:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:37,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:37,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:47,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-23 00:57:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-23 00:57:47,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:57:47,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:56,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 103 states and 158 transitions. [2021-11-23 00:57:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 158 transitions. [2021-11-23 00:57:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:57:56,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:26,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 125 states and 208 transitions. [2021-11-23 00:58:26,684 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 208 transitions. [2021-11-23 00:58:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:58:26,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:26,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:31,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:31,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 127 states and 211 transitions. [2021-11-23 00:58:31,045 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 211 transitions. [2021-11-23 00:58:31,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:31,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:31,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:31,098 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:58:32,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:32,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 128 states and 216 transitions. [2021-11-23 00:58:32,416 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 216 transitions. [2021-11-23 00:58:32,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:32,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:32,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:32,444 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:58:35,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2021-11-23 00:58:35,585 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2021-11-23 00:58:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:35,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,632 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:58:39,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 134 states and 230 transitions. [2021-11-23 00:58:39,029 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 230 transitions. [2021-11-23 00:58:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:39,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:39,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:39,058 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:58:41,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:41,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-23 00:58:41,327 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-23 00:58:41,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:58:41,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:41,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:58:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 236 transitions. [2021-11-23 00:58:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2021-11-23 00:58:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:43,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:43,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,550 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:01,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 142 states and 247 transitions. [2021-11-23 00:59:01,268 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 247 transitions. [2021-11-23 00:59:01,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:01,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 145 states and 258 transitions. [2021-11-23 00:59:15,383 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 258 transitions. [2021-11-23 00:59:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:15,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,008 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 148 states and 267 transitions. [2021-11-23 00:59:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 267 transitions. [2021-11-23 00:59:21,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:21,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,210 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 150 states and 271 transitions. [2021-11-23 00:59:25,275 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 271 transitions. [2021-11-23 00:59:25,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:25,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:29,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 152 states and 278 transitions. [2021-11-23 00:59:29,918 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 278 transitions. [2021-11-23 00:59:29,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:29,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:34,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 154 states and 282 transitions. [2021-11-23 00:59:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 282 transitions. [2021-11-23 00:59:34,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:34,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,887 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:38,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 156 states and 286 transitions. [2021-11-23 00:59:38,698 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 286 transitions. [2021-11-23 00:59:38,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:59:38,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,895 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:03,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:03,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 166 states and 310 transitions. [2021-11-23 01:00:03,331 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 310 transitions. [2021-11-23 01:00:03,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:00:03,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:03,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:00:06,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:06,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 169 states and 315 transitions. [2021-11-23 01:00:06,851 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 315 transitions. [2021-11-23 01:00:06,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:00:06,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:06,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,452 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:54,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 184 states and 337 transitions. [2021-11-23 01:00:54,812 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 337 transitions. [2021-11-23 01:00:54,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:00:54,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:00:54,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 183 states and 336 transitions. [2021-11-23 01:00:54,850 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 336 transitions. [2021-11-23 01:00:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:00:54,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,364 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:01:02,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 185 states and 339 transitions. [2021-11-23 01:01:02,978 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 339 transitions. [2021-11-23 01:01:02,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:01:02,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,999 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:01:03,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 184 states and 338 transitions. [2021-11-23 01:01:03,015 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 338 transitions. [2021-11-23 01:01:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:01:03,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:01:05,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:05,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 183 states and 337 transitions. [2021-11-23 01:01:05,119 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 337 transitions. [2021-11-23 01:01:05,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:01:05,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:05,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:05,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:01:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:05,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 182 states and 336 transitions. [2021-11-23 01:01:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 336 transitions. [2021-11-23 01:01:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:01:05,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:05,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:07,342 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:01:16,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:16,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 187 states and 343 transitions. [2021-11-23 01:01:16,313 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 343 transitions. [2021-11-23 01:01:16,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:16,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:16,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:49,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:49,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 193 states and 361 transitions. [2021-11-23 01:01:49,891 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 361 transitions. [2021-11-23 01:01:49,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:01:49,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:49,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:50,462 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:01:58,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:58,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 71 states and 81 transitions. [2021-11-23 01:01:58,565 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 81 transitions. [2021-11-23 01:01:58,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:01:58,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:58,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:05,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:05,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2021-11-23 01:03:05,256 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2021-11-23 01:03:05,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:05,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:05,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:13,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:54,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 91 states and 112 transitions. [2021-11-23 01:03:54,000 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 112 transitions. [2021-11-23 01:03:54,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:54,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:54,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:54,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:54,118 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:59,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 94 states and 115 transitions. [2021-11-23 01:03:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 115 transitions. [2021-11-23 01:03:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:03:59,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:59,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:59,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:06,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:45,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:45,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2021-11-23 01:04:45,065 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2021-11-23 01:04:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:04:45,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:45,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:52,885 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:05:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 107 states and 136 transitions. [2021-11-23 01:05:07,422 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 136 transitions. [2021-11-23 01:05:07,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:05:07,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:14,269 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:48,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 115 states and 146 transitions. [2021-11-23 01:05:48,603 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2021-11-23 01:05:48,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:05:48,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:48,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:49,460 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 123 states and 157 transitions. [2021-11-23 01:06:13,441 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 157 transitions. [2021-11-23 01:06:13,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:06:13,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,853 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 113 states and 140 transitions. [2021-11-23 01:07:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 140 transitions. [2021-11-23 01:07:22,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:07:22,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:22,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:05,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:05,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 118 states and 145 transitions. [2021-11-23 01:08:05,071 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 145 transitions. [2021-11-23 01:08:05,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:08:05,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:05,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 108 states and 131 transitions. [2021-11-23 01:08:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 131 transitions. [2021-11-23 01:08:16,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:08:16,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:16,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.