./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13ad8bc9cfa3954c0bae4db0509cb11733a45600a9e4ff56ca5bdd4aceeb1fc0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:30:52,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:30:52,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:30:52,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:30:52,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:30:52,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:30:52,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:30:52,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:30:52,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:30:52,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:30:52,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:30:52,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:30:52,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:30:52,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:30:52,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:30:52,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:30:52,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:30:52,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:30:52,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:30:52,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:30:52,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:30:52,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:30:52,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:30:52,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:30:52,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:30:52,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:30:52,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:30:52,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:30:52,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:30:52,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:30:52,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:30:52,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:30:52,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:30:52,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:30:52,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:30:52,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:30:52,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:30:52,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:30:52,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:30:52,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:30:52,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:30:52,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:30:52,778 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:30:52,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:30:52,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:30:52,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:30:52,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:30:52,781 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:30:52,781 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:30:52,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:30:52,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:30:52,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:30:52,785 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:30:52,786 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:30:52,786 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:30:52,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:30:52,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:30:52,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:30:52,786 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:30:52,787 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:30:52,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:30:52,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:30:52,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:30:52,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:30:52,788 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:30:52,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:30:52,788 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_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ad8bc9cfa3954c0bae4db0509cb11733a45600a9e4ff56ca5bdd4aceeb1fc0 [2021-11-23 00:30:53,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:30:53,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:30:53,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:30:53,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:30:53,143 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:30:53,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c [2021-11-23 00:30:53,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/data/3e659bf38/2b26d8509a5b4e0b9d70fee4bdb8541e/FLAG3e35c2031 [2021-11-23 00:30:53,812 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:30:53,812 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c [2021-11-23 00:30:53,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/data/3e659bf38/2b26d8509a5b4e0b9d70fee4bdb8541e/FLAG3e35c2031 [2021-11-23 00:30:53,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/data/3e659bf38/2b26d8509a5b4e0b9d70fee4bdb8541e [2021-11-23 00:30:53,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:30:53,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:30:53,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:30:53,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:30:53,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:30:53,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:30:53" (1/1) ... [2021-11-23 00:30:53,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0a6fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:53, skipping insertion in model container [2021-11-23 00:30:53,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:30:53" (1/1) ... [2021-11-23 00:30:53,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:30:53,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:30:54,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:30:54,113 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:30:54,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:30:54,169 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:30:54,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54 WrapperNode [2021-11-23 00:30:54,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:30:54,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:30:54,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:30:54,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:30:54,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,214 INFO L137 Inliner]: procedures = 9, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2021-11-23 00:30:54,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:30:54,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:30:54,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:30:54,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:30:54,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:30:54,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:30:54,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:30:54,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:30:54,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:30:54,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:30:54,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:30:54,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a960320-e4ed-4658-95be-295e7b8defa9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:30:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:30:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:30:54,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:30:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:30:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:30:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:30:54,505 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:30:54,507 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:30:54,800 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:30:54,869 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:30:54,870 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:30:54,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:30:54 BoogieIcfgContainer [2021-11-23 00:30:54,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:30:54,873 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:30:54,873 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:30:54,888 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:30:54,888 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:30:54,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:54,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-23 00:30:54,977 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-23 00:30:54,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:30:54,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:54,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2021-11-23 00:30:55,222 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2021-11-23 00:30:55,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:30:55,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2021-11-23 00:30:55,354 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2021-11-23 00:30:55,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:30:55,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:55,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2021-11-23 00:30:55,597 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2021-11-23 00:30:55,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:30:55,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:55,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2021-11-23 00:30:55,863 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2021-11-23 00:30:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:30:55,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2021-11-23 00:30:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2021-11-23 00:30:56,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:30:56,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:57,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:57,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2021-11-23 00:30:57,710 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2021-11-23 00:30:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:30:57,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:57,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:57,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:57,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2021-11-23 00:30:57,889 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2021-11-23 00:30:57,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:30:57,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:57,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:58,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:58,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2021-11-23 00:30:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2021-11-23 00:30:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:30:58,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:58,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 42 states and 75 transitions. [2021-11-23 00:30:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 75 transitions. [2021-11-23 00:30:59,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:30:59,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:59,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:30:59,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2021-11-23 00:30:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2021-11-23 00:30:59,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:30:59,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:59,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:59,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:00,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2021-11-23 00:31:00,771 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2021-11-23 00:31:00,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:31:00,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:00,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:00,792 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:00,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:00,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2021-11-23 00:31:00,985 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2021-11-23 00:31:00,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:31:00,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:00,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:01,158 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:02,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2021-11-23 00:31:02,193 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2021-11-23 00:31:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:31:02,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:02,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:02,235 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:02,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2021-11-23 00:31:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2021-11-23 00:31:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:31:02,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:02,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:02,739 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:03,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:03,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 53 states and 93 transitions. [2021-11-23 00:31:03,739 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 93 transitions. [2021-11-23 00:31:03,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:31:03,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:03,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:04,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:04,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 96 transitions. [2021-11-23 00:31:04,581 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 96 transitions. [2021-11-23 00:31:04,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:31:04,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:04,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:04,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 102 transitions. [2021-11-23 00:31:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2021-11-23 00:31:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:31:06,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:08,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 64 states and 110 transitions. [2021-11-23 00:31:08,069 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 110 transitions. [2021-11-23 00:31:08,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:31:08,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:08,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:08,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:12,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:12,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2021-11-23 00:31:12,572 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2021-11-23 00:31:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:31:12,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:12,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:31:12,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:12,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 74 states and 129 transitions. [2021-11-23 00:31:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 129 transitions. [2021-11-23 00:31:12,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:31:12,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:12,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:31:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:13,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 76 states and 132 transitions. [2021-11-23 00:31:13,484 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 132 transitions. [2021-11-23 00:31:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:31:13,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:13,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:14,082 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:15,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:15,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 79 states and 137 transitions. [2021-11-23 00:31:15,523 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 137 transitions. [2021-11-23 00:31:15,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:31:15,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:15,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 86 states and 152 transitions. [2021-11-23 00:31:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 152 transitions. [2021-11-23 00:31:19,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:31:19,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,130 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:23,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:23,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 91 states and 160 transitions. [2021-11-23 00:31:23,066 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 160 transitions. [2021-11-23 00:31:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:31:23,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:23,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:31:24,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 91 states and 159 transitions. [2021-11-23 00:31:24,065 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 159 transitions. [2021-11-23 00:31:24,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:31:24,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 94 states and 166 transitions. [2021-11-23 00:31:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 166 transitions. [2021-11-23 00:31:26,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:31:26,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:26,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:28,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 100 states and 174 transitions. [2021-11-23 00:31:28,819 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 174 transitions. [2021-11-23 00:31:28,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:31:28,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:28,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,844 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:31:29,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:29,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 100 states and 173 transitions. [2021-11-23 00:31:29,295 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 173 transitions. [2021-11-23 00:31:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:31:29,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:29,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:29,582 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:31:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:30,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 101 states and 174 transitions. [2021-11-23 00:31:30,710 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 174 transitions. [2021-11-23 00:31:30,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:30,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:30,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:31:34,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:34,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 105 states and 184 transitions. [2021-11-23 00:31:34,076 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 184 transitions. [2021-11-23 00:31:34,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:31:34,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:34,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:31:48,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:48,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 127 states and 227 transitions. [2021-11-23 00:31:48,057 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 227 transitions. [2021-11-23 00:31:48,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:31:48,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:48,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:48,606 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:31:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 135 states and 238 transitions. [2021-11-23 00:31:53,389 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 238 transitions. [2021-11-23 00:31:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:31:53,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:31:59,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:59,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 141 states and 247 transitions. [2021-11-23 00:31:59,715 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 247 transitions. [2021-11-23 00:31:59,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:31:59,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:59,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:59,930 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:32:08,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 150 states and 269 transitions. [2021-11-23 00:32:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 269 transitions. [2021-11-23 00:32:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:32:08,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:08,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:08,232 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:32:09,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:09,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 152 states and 275 transitions. [2021-11-23 00:32:09,741 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 275 transitions. [2021-11-23 00:32:09,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:32:09,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:09,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 29 proven. 28 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:32:12,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:12,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 152 states and 274 transitions. [2021-11-23 00:32:12,055 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 274 transitions. [2021-11-23 00:32:12,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:32:12,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:12,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:12,089 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:32:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 152 states and 273 transitions. [2021-11-23 00:32:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 273 transitions. [2021-11-23 00:32:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:32:12,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:12,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:14,546 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 46 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:32:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 158 states and 280 transitions. [2021-11-23 00:32:18,535 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 280 transitions. [2021-11-23 00:32:18,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:32:18,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:18,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:19,649 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 37 proven. 45 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:32:22,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:22,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 161 states and 283 transitions. [2021-11-23 00:32:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 283 transitions. [2021-11-23 00:32:22,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:32:22,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:22,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:22,473 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 11 proven. 86 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:32:24,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 167 states and 289 transitions. [2021-11-23 00:32:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 289 transitions. [2021-11-23 00:32:24,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:32:24,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:24,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:25,857 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 37 proven. 75 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:32:33,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:33,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 175 states and 307 transitions. [2021-11-23 00:32:33,018 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 307 transitions. [2021-11-23 00:32:33,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:32:33,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:33,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 37 proven. 75 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:32:35,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 179 states and 312 transitions. [2021-11-23 00:32:35,993 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 312 transitions. [2021-11-23 00:32:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:32:35,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:35,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:37,196 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:32:40,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 181 states and 314 transitions. [2021-11-23 00:32:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 314 transitions. [2021-11-23 00:32:40,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:32:40,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:40,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:40,529 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:32:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:44,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 187 states and 324 transitions. [2021-11-23 00:32:44,811 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 324 transitions. [2021-11-23 00:32:44,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:32:44,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:44,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,673 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 10 proven. 117 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:32:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 198 states and 339 transitions. [2021-11-23 00:32:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 339 transitions. [2021-11-23 00:32:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:32:53,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 10 proven. 117 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:01,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:01,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 208 states and 353 transitions. [2021-11-23 00:33:01,257 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 353 transitions. [2021-11-23 00:33:01,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:33:01,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:01,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:01,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:01,322 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 85 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:33:09,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:09,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 214 states and 362 transitions. [2021-11-23 00:33:09,960 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 362 transitions. [2021-11-23 00:33:09,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:33:09,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:09,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 85 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:33:19,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 222 states and 375 transitions. [2021-11-23 00:33:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 375 transitions. [2021-11-23 00:33:19,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:33:19,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:19,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 85 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:33:21,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:21,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 224 states and 377 transitions. [2021-11-23 00:33:21,665 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 377 transitions. [2021-11-23 00:33:21,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:33:21,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:21,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:23,923 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:33:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 254 states and 427 transitions. [2021-11-23 00:33:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 427 transitions. [2021-11-23 00:33:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:33:49,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:50,635 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:33:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 258 states and 435 transitions. [2021-11-23 00:33:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 435 transitions. [2021-11-23 00:33:55,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:33:55,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:55,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:55,870 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 16 proven. 128 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:33:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 260 states and 438 transitions. [2021-11-23 00:33:58,283 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 438 transitions. [2021-11-23 00:33:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:33:58,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:58,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:58,780 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:34:00,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 261 states and 444 transitions. [2021-11-23 00:34:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 444 transitions. [2021-11-23 00:34:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:34:00,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:00,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,889 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 115 proven. 49 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:34:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 261 states and 442 transitions. [2021-11-23 00:34:06,056 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 442 transitions. [2021-11-23 00:34:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:34:06,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 115 proven. 106 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:34:10,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:10,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 267 states and 449 transitions. [2021-11-23 00:34:10,523 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 449 transitions. [2021-11-23 00:34:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:34:10,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:10,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,836 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 119 proven. 106 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:34:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 270 states and 452 transitions. [2021-11-23 00:34:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 452 transitions. [2021-11-23 00:34:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:34:16,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:16,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:17,710 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 22 proven. 227 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:34:20,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 276 states and 458 transitions. [2021-11-23 00:34:20,919 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 458 transitions. [2021-11-23 00:34:20,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:34:20,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 119 proven. 174 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:34:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 280 states and 463 transitions. [2021-11-23 00:34:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 463 transitions. [2021-11-23 00:34:29,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:34:29,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:29,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 119 proven. 174 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:34:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 284 states and 468 transitions. [2021-11-23 00:34:34,246 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 468 transitions. [2021-11-23 00:34:34,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:34:34,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:34,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:34,317 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 186 proven. 7 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 00:34:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 298 states and 489 transitions. [2021-11-23 00:34:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 489 transitions. [2021-11-23 00:34:46,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:34:46,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:46,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:46,827 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 186 proven. 7 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 00:34:55,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:55,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 306 states and 501 transitions. [2021-11-23 00:34:55,200 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 501 transitions. [2021-11-23 00:34:55,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:34:55,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:55,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:56,665 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 19 proven. 298 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:35:09,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:09,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 320 states and 520 transitions. [2021-11-23 00:35:09,671 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 520 transitions. [2021-11-23 00:35:09,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:35:09,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:09,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 19 proven. 298 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:35:19,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:19,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 328 states and 531 transitions. [2021-11-23 00:35:19,112 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 531 transitions. [2021-11-23 00:35:19,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:35:19,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:19,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:23,575 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:35:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:52,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 352 states and 573 transitions. [2021-11-23 00:35:52,266 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 573 transitions. [2021-11-23 00:35:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:35:52,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:52,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:54,289 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:35:58,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:58,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 354 states and 575 transitions. [2021-11-23 00:35:58,100 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 575 transitions. [2021-11-23 00:35:58,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:35:58,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:58,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:58,168 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 27 proven. 316 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:36:01,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:01,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 356 states and 578 transitions. [2021-11-23 00:36:01,040 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 578 transitions. [2021-11-23 00:36:01,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:36:01,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:01,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:36:25,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:25,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 369 states and 610 transitions. [2021-11-23 00:36:25,970 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 610 transitions. [2021-11-23 00:36:25,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:36:25,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:25,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:36:45,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:45,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 381 states and 635 transitions. [2021-11-23 00:36:45,610 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 635 transitions. [2021-11-23 00:36:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:36:45,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:45,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:36:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:49,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 383 states and 641 transitions. [2021-11-23 00:36:49,114 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 641 transitions. [2021-11-23 00:36:49,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:36:49,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:49,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:49,172 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:36:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:52,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 385 states and 644 transitions. [2021-11-23 00:36:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 644 transitions. [2021-11-23 00:36:52,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:36:52,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:52,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:56,688 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 295 proven. 74 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-23 00:37:22,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 399 states and 667 transitions. [2021-11-23 00:37:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 667 transitions. [2021-11-23 00:37:22,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:37:22,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:22,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:24,971 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 295 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-23 00:37:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 405 states and 674 transitions. [2021-11-23 00:37:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 674 transitions. [2021-11-23 00:37:31,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:37:31,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:31,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:35,951 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 300 proven. 205 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:37:48,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:48,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 410 states and 683 transitions. [2021-11-23 00:37:48,083 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 683 transitions. [2021-11-23 00:37:48,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:37:48,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:48,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 37 proven. 503 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:37:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 416 states and 689 transitions. [2021-11-23 00:37:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 689 transitions. [2021-11-23 00:37:54,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:37:54,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:54,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:38:20,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:20,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 420 states and 691 transitions. [2021-11-23 00:38:20,865 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 691 transitions. [2021-11-23 00:38:20,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:38:20,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:20,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:21,937 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:38:28,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:28,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 424 states and 696 transitions. [2021-11-23 00:38:28,018 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 696 transitions. [2021-11-23 00:38:28,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:38:28,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:28,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 305 proven. 321 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:38:38,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:38,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 424 states and 690 transitions. [2021-11-23 00:38:38,455 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 690 transitions. [2021-11-23 00:38:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:38:38,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:38,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:40,040 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 305 proven. 321 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:38:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 430 states and 700 transitions. [2021-11-23 00:38:47,647 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 700 transitions. [2021-11-23 00:38:47,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:38:47,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 305 proven. 321 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:38:56,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:56,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 436 states and 708 transitions. [2021-11-23 00:38:56,204 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 708 transitions. [2021-11-23 00:38:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:38:56,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:56,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:57,048 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:39:02,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 440 states and 713 transitions. [2021-11-23 00:39:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 713 transitions. [2021-11-23 00:39:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:39:02,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:02,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:39:09,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:09,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 444 states and 718 transitions. [2021-11-23 00:39:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 718 transitions. [2021-11-23 00:39:09,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:39:09,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:09,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:11,582 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:39:32,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:32,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 461 states and 741 transitions. [2021-11-23 00:39:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 741 transitions. [2021-11-23 00:39:32,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:39:32,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:32,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:32,840 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 348 proven. 9 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2021-11-23 00:39:37,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:37,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 461 states and 740 transitions. [2021-11-23 00:39:37,556 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 740 transitions. [2021-11-23 00:39:37,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:39:37,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:37,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:39:50,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:50,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 469 states and 751 transitions. [2021-11-23 00:39:50,350 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 751 transitions. [2021-11-23 00:39:50,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:39:50,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:50,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:02,114 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:40:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 498 states and 796 transitions. [2021-11-23 00:40:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 796 transitions. [2021-11-23 00:40:56,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:40:56,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:56,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:56,701 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:41:02,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:02,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 500 states and 800 transitions. [2021-11-23 00:41:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 800 transitions. [2021-11-23 00:41:02,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:41:02,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:02,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 41 proven. 666 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:41:06,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:06,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 502 states and 803 transitions. [2021-11-23 00:41:06,699 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 803 transitions. [2021-11-23 00:41:06,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:41:06,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:06,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:07,667 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-23 00:41:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 517 states and 840 transitions. [2021-11-23 00:41:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 840 transitions. [2021-11-23 00:41:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:41:47,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:47,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-23 00:42:16,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:16,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 531 states and 869 transitions. [2021-11-23 00:42:16,360 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 869 transitions. [2021-11-23 00:42:16,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:42:16,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:16,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:16,411 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-23 00:42:21,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:21,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 533 states and 875 transitions. [2021-11-23 00:42:21,163 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 875 transitions. [2021-11-23 00:42:21,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:42:21,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:21,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:21,238 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-23 00:42:36,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:36,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 541 states and 893 transitions. [2021-11-23 00:42:36,136 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 893 transitions. [2021-11-23 00:42:36,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:42:36,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:36,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:36,186 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked.