./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrstr-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrstr-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN --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 991fb09b573d5827d0db553f1ea89a581f5a664ba8b68d6f14a043df738f2f6d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:47:24,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:47:24,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:47:24,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:47:24,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:47:24,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:47:24,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:47:24,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:47:24,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:47:24,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:47:24,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:47:24,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:47:24,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:47:24,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:47:24,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:47:24,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:47:24,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:47:24,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:47:24,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:47:24,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:47:24,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:47:24,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:47:24,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:47:24,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:47:24,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:47:24,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:47:24,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:47:24,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:47:24,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:47:24,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:47:24,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:47:24,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:47:24,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:47:24,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:47:24,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:47:24,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:47:24,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:47:24,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:47:24,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:47:24,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:47:24,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:47:24,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-21 05:47:24,801 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:47:24,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:47:24,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:47:24,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:47:24,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:47:24,812 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:47:24,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:47:24,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:47:24,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:47:24,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:47:24,813 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-21 05:47:24,813 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-21 05:47:24,814 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-21 05:47:24,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:47:24,814 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:47:24,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:47:24,815 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:47:24,815 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:47:24,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:47:24,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:47:24,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:47:24,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:47:24,816 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:47:24,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:47:24,816 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_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 991fb09b573d5827d0db553f1ea89a581f5a664ba8b68d6f14a043df738f2f6d [2021-11-21 05:47:25,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:47:25,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:47:25,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:47:25,102 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:47:25,103 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:47:25,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-memsafety/openbsd_cstrstr-alloca-2.i [2021-11-21 05:47:25,179 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/data/c7579f911/6b02e3db831f48708ac78584395b6aca/FLAGb680d6713 [2021-11-21 05:47:25,732 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:47:25,733 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/sv-benchmarks/c/array-memsafety/openbsd_cstrstr-alloca-2.i [2021-11-21 05:47:25,749 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/data/c7579f911/6b02e3db831f48708ac78584395b6aca/FLAGb680d6713 [2021-11-21 05:47:26,022 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/data/c7579f911/6b02e3db831f48708ac78584395b6aca [2021-11-21 05:47:26,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:47:26,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:47:26,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:47:26,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:47:26,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:47:26,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78cff0a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26, skipping insertion in model container [2021-11-21 05:47:26,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:47:26,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:47:26,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:47:26,498 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:47:26,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:47:26,563 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:47:26,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26 WrapperNode [2021-11-21 05:47:26,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:47:26,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:47:26,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:47:26,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:47:26,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,632 INFO L137 Inliner]: procedures = 119, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 160 [2021-11-21 05:47:26,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:47:26,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:47:26,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:47:26,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:47:26,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:47:26,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:47:26,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:47:26,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:47:26,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:47:26" (1/1) ... [2021-11-21 05:47:26,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:47:26,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:47:26,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:47:26,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a0b6d2-6e62-4281-bce5-da6714aad589/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:47:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:47:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:47:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:47:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:47:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:47:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:47:26,885 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:47:26,887 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:47:27,353 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:47:27,415 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:47:27,415 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-21 05:47:27,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:47:27 BoogieIcfgContainer [2021-11-21 05:47:27,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:47:27,420 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:47:27,420 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:47:27,432 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:47:27,433 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:47:27" (1/1) ... [2021-11-21 05:47:27,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:47:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:27,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 60 states and 74 transitions. [2021-11-21 05:47:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 74 transitions. [2021-11-21 05:47:27,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:47:27,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:27,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:27,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2021-11-21 05:47:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2021-11-21 05:47:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:47:27,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:27,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:28,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:28,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 77 transitions. [2021-11-21 05:47:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2021-11-21 05:47:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:47:28,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:28,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:28,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:28,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:28,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2021-11-21 05:47:28,351 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2021-11-21 05:47:28,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:47:28,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:28,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:28,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2021-11-21 05:47:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2021-11-21 05:47:28,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:47:28,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:28,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:29,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:29,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2021-11-21 05:47:29,203 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2021-11-21 05:47:29,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:47:29,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:29,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:29,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:29,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:29,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2021-11-21 05:47:29,788 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2021-11-21 05:47:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:47:29,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:29,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:29,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:30,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:30,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2021-11-21 05:47:30,379 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2021-11-21 05:47:30,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:47:30,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:30,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:31,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 74 states and 113 transitions. [2021-11-21 05:47:31,549 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2021-11-21 05:47:31,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:47:31,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:31,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:31,715 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:32,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2021-11-21 05:47:32,073 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2021-11-21 05:47:32,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:47:32,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:32,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:47:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2021-11-21 05:47:32,294 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2021-11-21 05:47:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:47:32,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:32,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:47:32,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:32,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 67 states and 91 transitions. [2021-11-21 05:47:32,577 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2021-11-21 05:47:32,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:47:32,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:32,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:32,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:47:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2021-11-21 05:47:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2021-11-21 05:47:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:47:32,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:32,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:32,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:33,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2021-11-21 05:47:33,177 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2021-11-21 05:47:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:47:33,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:33,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:33,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:35,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:35,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2021-11-21 05:47:35,147 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2021-11-21 05:47:35,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:47:35,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:35,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:35,163 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2021-11-21 05:47:35,421 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2021-11-21 05:47:35,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:47:35,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:35,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:35,615 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:36,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:36,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2021-11-21 05:47:36,683 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-11-21 05:47:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:47:36,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:36,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:36,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:36,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2021-11-21 05:47:36,955 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2021-11-21 05:47:36,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:47:36,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:36,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:37,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:38,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:38,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 113 transitions. [2021-11-21 05:47:38,244 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-11-21 05:47:38,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:47:38,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:38,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:38,647 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:39,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:39,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2021-11-21 05:47:39,364 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-11-21 05:47:39,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:47:39,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:39,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:39,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:39,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2021-11-21 05:47:39,556 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2021-11-21 05:47:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:47:39,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:39,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:41,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2021-11-21 05:47:41,538 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2021-11-21 05:47:41,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:47:41,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:41,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:41,821 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:42,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:42,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2021-11-21 05:47:42,376 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2021-11-21 05:47:42,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:47:42,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:42,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:42,408 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:47:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:42,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 120 transitions. [2021-11-21 05:47:42,869 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2021-11-21 05:47:42,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:47:42,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:42,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:42,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:47:43,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2021-11-21 05:47:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2021-11-21 05:47:43,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:47:43,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:43,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:43,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 59 states and 74 transitions. [2021-11-21 05:47:43,994 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2021-11-21 05:47:43,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:47:43,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:43,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:44,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 75 transitions. [2021-11-21 05:47:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2021-11-21 05:47:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:47:44,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:44,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:48,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 65 states and 81 transitions. [2021-11-21 05:47:48,894 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 81 transitions. [2021-11-21 05:47:48,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:47:48,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:48,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:50,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:50,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 75 transitions. [2021-11-21 05:47:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2021-11-21 05:47:50,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:47:50,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:50,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:50,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:47:56,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 71 states and 92 transitions. [2021-11-21 05:47:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2021-11-21 05:47:56,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:47:56,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:56,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:47:59,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:59,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2021-11-21 05:47:59,918 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2021-11-21 05:47:59,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:47:59,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:59,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:59,964 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:48:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:00,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 84 transitions. [2021-11-21 05:48:00,753 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2021-11-21 05:48:00,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:48:00,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:00,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:02,709 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:48:09,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:09,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2021-11-21 05:48:09,591 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2021-11-21 05:48:09,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:48:09,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:09,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:09,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:48:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2021-11-21 05:48:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2021-11-21 05:48:14,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:48:14,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:14,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:16,182 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:48:20,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2021-11-21 05:48:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2021-11-21 05:48:20,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:48:20,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:20,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:48:24,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:24,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2021-11-21 05:48:24,219 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2021-11-21 05:48:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:48:24,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:24,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:24,241 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:48:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:24,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2021-11-21 05:48:24,928 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2021-11-21 05:48:24,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:48:24,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:24,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:48:26,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2021-11-21 05:48:26,199 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2021-11-21 05:48:26,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:48:26,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:26,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:26,638 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:48:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:31,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 82 states and 114 transitions. [2021-11-21 05:48:31,183 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2021-11-21 05:48:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:48:31,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:31,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:31,999 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:48:46,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:46,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 98 states and 141 transitions. [2021-11-21 05:48:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 141 transitions. [2021-11-21 05:48:46,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:48:46,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:46,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:49,591 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:49:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 106 states and 160 transitions. [2021-11-21 05:49:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 160 transitions. [2021-11-21 05:49:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:49:03,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:03,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:03,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:04,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:49:07,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 98 states and 148 transitions. [2021-11-21 05:49:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 148 transitions. [2021-11-21 05:49:07,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:49:07,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:07,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:49:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 100 states and 152 transitions. [2021-11-21 05:49:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2021-11-21 05:49:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:49:10,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:10,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:10,945 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:49:16,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:16,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 100 states and 151 transitions. [2021-11-21 05:49:16,657 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 151 transitions. [2021-11-21 05:49:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:49:16,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:16,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:16,692 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:49:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:19,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 102 states and 156 transitions. [2021-11-21 05:49:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2021-11-21 05:49:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:49:19,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:19,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:19,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:49:26,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 109 states and 170 transitions. [2021-11-21 05:49:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 170 transitions. [2021-11-21 05:49:26,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:49:26,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:26,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:28,540 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:49:36,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 111 states and 173 transitions. [2021-11-21 05:49:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 173 transitions. [2021-11-21 05:49:36,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:49:36,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:36,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:39,743 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:50:09,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 128 states and 205 transitions. [2021-11-21 05:50:09,056 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 205 transitions. [2021-11-21 05:50:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:50:09,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:09,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:09,077 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:50:12,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:12,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 130 states and 208 transitions. [2021-11-21 05:50:12,172 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2021-11-21 05:50:12,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:50:12,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:12,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:12,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:50:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 132 states and 211 transitions. [2021-11-21 05:50:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 211 transitions. [2021-11-21 05:50:15,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:50:15,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:15,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:15,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:15,443 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:50:19,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:19,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 128 states and 201 transitions. [2021-11-21 05:50:19,116 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 201 transitions. [2021-11-21 05:50:19,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:50:19,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:19,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:50:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 125 states and 194 transitions. [2021-11-21 05:50:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 194 transitions. [2021-11-21 05:50:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:50:26,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:26,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:26,633 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:50:28,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:28,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 125 states and 193 transitions. [2021-11-21 05:50:28,282 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 193 transitions. [2021-11-21 05:50:28,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:50:28,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:28,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:50:32,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 124 states and 189 transitions. [2021-11-21 05:50:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 189 transitions. [2021-11-21 05:50:32,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:50:32,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:32,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:50:34,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:34,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 124 states and 188 transitions. [2021-11-21 05:50:34,421 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 188 transitions. [2021-11-21 05:50:34,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:50:34,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:34,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:34,446 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 05:50:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 122 states and 185 transitions. [2021-11-21 05:50:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 185 transitions. [2021-11-21 05:50:35,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:50:35,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:35,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:39,512 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:51:04,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 132 states and 206 transitions. [2021-11-21 05:51:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 206 transitions. [2021-11-21 05:51:04,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:04,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:04,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:51:42,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:42,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 142 states and 235 transitions. [2021-11-21 05:51:42,004 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 235 transitions. [2021-11-21 05:51:42,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:42,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:42,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:51:45,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 144 states and 239 transitions. [2021-11-21 05:51:45,390 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 239 transitions. [2021-11-21 05:51:45,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:45,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:45,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:47,974 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:52:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 149 states and 249 transitions. [2021-11-21 05:52:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 249 transitions. [2021-11-21 05:52:02,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:02,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:02,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:02,824 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:52:05,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:05,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2021-11-21 05:52:05,029 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2021-11-21 05:52:05,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:05,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:05,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:05,050 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:52:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 149 states and 249 transitions. [2021-11-21 05:52:08,571 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 249 transitions. [2021-11-21 05:52:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:52:08,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:08,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:08,679 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:52:14,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:14,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 151 states and 256 transitions. [2021-11-21 05:52:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 256 transitions. [2021-11-21 05:52:14,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:52:14,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:14,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:52:15,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2021-11-21 05:52:15,259 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2021-11-21 05:52:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:52:15,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:15,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:52:18,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 157 states and 265 transitions. [2021-11-21 05:52:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 265 transitions. [2021-11-21 05:52:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:52:18,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:18,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:18,440 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:52:22,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:22,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 159 states and 268 transitions. [2021-11-21 05:52:22,547 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 268 transitions. [2021-11-21 05:52:22,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:52:22,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:22,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 25 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:52:42,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:42,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 161 states and 271 transitions. [2021-11-21 05:52:42,040 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 271 transitions. [2021-11-21 05:52:42,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:52:42,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:42,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:42,088 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:52:44,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:44,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 161 states and 270 transitions. [2021-11-21 05:52:44,700 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 270 transitions. [2021-11-21 05:52:44,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:52:44,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:44,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:45,818 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:53:01,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:01,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 173 states and 296 transitions. [2021-11-21 05:53:01,715 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 296 transitions. [2021-11-21 05:53:01,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:53:01,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:01,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:53:22,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:22,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 185 states and 322 transitions. [2021-11-21 05:53:22,634 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 322 transitions. [2021-11-21 05:53:22,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:53:22,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:22,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:22,671 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:53:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 190 states and 336 transitions. [2021-11-21 05:53:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 336 transitions. [2021-11-21 05:53:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:53:40,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:40,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:53:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:56,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 192 states and 339 transitions. [2021-11-21 05:53:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 339 transitions. [2021-11-21 05:53:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:53:56,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:56,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:56,450 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:53:59,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:59,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 193 states and 340 transitions. [2021-11-21 05:53:59,619 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 340 transitions. [2021-11-21 05:53:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:53:59,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:59,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:59,767 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:54:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:18,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 199 states and 353 transitions. [2021-11-21 05:54:18,616 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 353 transitions. [2021-11-21 05:54:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:54:18,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:18,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 05:54:23,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:23,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 201 states and 357 transitions. [2021-11-21 05:54:23,548 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 357 transitions. [2021-11-21 05:54:23,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:54:23,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:23,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 05:54:28,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 203 states and 360 transitions. [2021-11-21 05:54:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 360 transitions. [2021-11-21 05:54:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:54:28,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:28,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:28,531 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:54:30,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 204 states and 361 transitions. [2021-11-21 05:54:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 361 transitions. [2021-11-21 05:54:30,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:54:30,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:30,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:37,024 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 37 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:14,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:14,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 215 states and 391 transitions. [2021-11-21 05:55:14,000 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 391 transitions. [2021-11-21 05:55:14,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:55:14,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:14,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:55:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 215 states and 390 transitions. [2021-11-21 05:55:17,012 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 390 transitions. [2021-11-21 05:55:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:55:17,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:17,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:17,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:55:20,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:20,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 217 states and 394 transitions. [2021-11-21 05:55:20,815 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 394 transitions. [2021-11-21 05:55:20,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:55:20,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:20,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:21,812 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:55:27,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:27,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 220 states and 399 transitions. [2021-11-21 05:55:27,490 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 399 transitions. [2021-11-21 05:55:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:55:27,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:27,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:27,505 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:55:27,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:27,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 221 states and 400 transitions. [2021-11-21 05:55:27,521 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 400 transitions. [2021-11-21 05:55:27,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:55:27,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:27,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:28,452 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:55:31,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:31,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 222 states and 401 transitions. [2021-11-21 05:55:31,659 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 401 transitions. [2021-11-21 05:55:31,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:55:31,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:31,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:39,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:56:43,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:43,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 241 states and 444 transitions. [2021-11-21 05:56:43,711 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 444 transitions. [2021-11-21 05:56:43,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:56:43,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:43,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:43,747 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:56:50,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 243 states and 447 transitions. [2021-11-21 05:56:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 447 transitions. [2021-11-21 05:56:50,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:56:50,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:50,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:56:54,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 240 states and 438 transitions. [2021-11-21 05:56:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 438 transitions. [2021-11-21 05:56:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:56:54,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:54,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:54,449 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:57:09,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:09,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 240 states and 436 transitions. [2021-11-21 05:57:09,168 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 436 transitions. [2021-11-21 05:57:09,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:57:09,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:09,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:09,206 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:57:17,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:17,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 242 states and 442 transitions. [2021-11-21 05:57:17,616 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 442 transitions. [2021-11-21 05:57:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:57:17,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:17,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:24,187 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 05:58:08,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 247 states and 450 transitions. [2021-11-21 05:58:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 450 transitions. [2021-11-21 05:58:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:08,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:08,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 05:58:17,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 249 states and 456 transitions. [2021-11-21 05:58:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 456 transitions. [2021-11-21 05:58:17,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:58:17,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:17,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:19,256 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:58:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:20,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 251 states and 458 transitions. [2021-11-21 05:58:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 458 transitions. [2021-11-21 05:58:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:58:20,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:20,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:58:28,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 254 states and 464 transitions. [2021-11-21 05:58:28,943 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 464 transitions. [2021-11-21 05:58:28,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:58:28,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:28,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:58:45,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:45,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 257 states and 471 transitions. [2021-11-21 05:58:45,267 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 471 transitions. [2021-11-21 05:58:45,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:58:45,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:45,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:45,309 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 05:58:48,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 257 states and 470 transitions. [2021-11-21 05:58:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 470 transitions. [2021-11-21 05:58:48,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:58:48,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:48,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 4 proven. 37 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:59:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:01,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 259 states and 473 transitions. [2021-11-21 05:59:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 473 transitions. [2021-11-21 05:59:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:59:01,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:01,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 05:59:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:07,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 261 states and 476 transitions. [2021-11-21 05:59:07,568 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 476 transitions. [2021-11-21 05:59:07,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:59:07,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:07,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 16 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.