./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/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_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7994e4b0bfbe275d233e5a25c7b22888e2d55ba388328f1fc4435f77ac9412d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:01:22,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:01:22,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:01:22,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:01:22,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:01:22,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:01:22,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:01:22,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:01:22,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:01:22,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:01:22,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:01:22,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:01:22,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:01:22,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:01:22,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:01:22,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:01:22,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:01:22,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:01:22,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:01:22,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:01:22,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:01:22,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:01:22,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:01:22,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:01:22,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:01:22,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:01:22,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:01:22,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:01:22,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:01:22,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:01:22,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:01:22,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:01:22,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:01:22,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:01:22,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:01:22,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:01:22,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:01:22,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:01:22,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:01:22,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:01:22,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:01:22,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:01:22,835 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:01:22,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:01:22,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:01:22,837 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:01:22,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:01:22,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:01:22,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:01:22,838 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:01:22,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:01:22,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:01:22,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:01:22,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:01:22,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:01:22,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:01:22,840 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:01:22,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:01:22,840 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:01:22,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:01:22,841 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:01:22,841 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:01:22,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:01:22,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:01:22,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:01:22,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:01:22,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:01:22,843 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:01:22,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:01:22,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:01:22,843 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_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7994e4b0bfbe275d233e5a25c7b22888e2d55ba388328f1fc4435f77ac9412d [2021-11-23 01:01:23,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:01:23,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:01:23,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:01:23,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:01:23,177 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:01:23,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 01:01:23,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/data/e31c2a725/da61be024c4c425d9d457d6b362d84a2/FLAG6d63654ba [2021-11-23 01:01:23,775 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:01:23,776 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 01:01:23,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/data/e31c2a725/da61be024c4c425d9d457d6b362d84a2/FLAG6d63654ba [2021-11-23 01:01:24,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/data/e31c2a725/da61be024c4c425d9d457d6b362d84a2 [2021-11-23 01:01:24,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:01:24,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:01:24,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:01:24,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:01:24,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:01:24,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@108adefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24, skipping insertion in model container [2021-11-23 01:01:24,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:01:24,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:01:24,390 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4409,4422] [2021-11-23 01:01:24,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:24,426 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:01:24,459 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4409,4422] [2021-11-23 01:01:24,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:01:24,492 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:01:24,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24 WrapperNode [2021-11-23 01:01:24,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:01:24,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:01:24,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:01:24,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:01:24,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,564 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 328 [2021-11-23 01:01:24,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:01:24,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:01:24,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:01:24,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:01:24,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:01:24,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:01:24,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:01:24,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:01:24,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:24" (1/1) ... [2021-11-23 01:01:24,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:01:24,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:01:24,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:01:24,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4fca2-dbf5-4fd9-9101-9513a1ffb39f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:01:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:01:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:01:24,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:01:24,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:01:24,855 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:01:24,857 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:01:25,273 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:01:25,395 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:01:25,395 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:01:25,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:25 BoogieIcfgContainer [2021-11-23 01:01:25,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:01:25,400 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:01:25,400 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:01:25,413 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:01:25,414 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:25" (1/1) ... [2021-11-23 01:01:25,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:01:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 64 states and 103 transitions. [2021-11-23 01:01:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2021-11-23 01:01:25,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:01:25,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:25,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:25,783 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 01:01:25,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:25,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2021-11-23 01:01:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2021-11-23 01:01:25,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:01:25,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:25,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:25,936 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 01:01:26,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 116 transitions. [2021-11-23 01:01:26,086 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2021-11-23 01:01:26,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:01:26,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,190 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 01:01:26,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 76 states and 121 transitions. [2021-11-23 01:01:26,213 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2021-11-23 01:01:26,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:01:26,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,295 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 01:01:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2021-11-23 01:01:26,304 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2021-11-23 01:01:26,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:01:26,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,404 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 01:01:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 81 states and 126 transitions. [2021-11-23 01:01:26,723 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2021-11-23 01:01:26,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:01:26,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,826 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 01:01:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2021-11-23 01:01:27,225 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2021-11-23 01:01:27,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:01:27,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,286 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 01:01:27,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2021-11-23 01:01:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2021-11-23 01:01:27,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:01:27,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,372 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 01:01:27,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2021-11-23 01:01:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2021-11-23 01:01:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:01:27,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,436 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 01:01:27,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 100 states and 158 transitions. [2021-11-23 01:01:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2021-11-23 01:01:27,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:01:27,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,474 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 01:01:27,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2021-11-23 01:01:27,482 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2021-11-23 01:01:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:01:27,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,536 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 01:01:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:28,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 110 states and 172 transitions. [2021-11-23 01:01:28,351 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 172 transitions. [2021-11-23 01:01:28,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:01:28,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:28,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:28,532 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 01:01:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:30,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 123 states and 191 transitions. [2021-11-23 01:01:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 191 transitions. [2021-11-23 01:01:30,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:30,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:30,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:30,836 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 01:01:30,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 197 transitions. [2021-11-23 01:01:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2021-11-23 01:01:30,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:30,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:30,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:31,089 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 01:01:33,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 130 states and 204 transitions. [2021-11-23 01:01:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 204 transitions. [2021-11-23 01:01:33,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:33,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:33,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:34,578 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 01:01:43,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 149 states and 250 transitions. [2021-11-23 01:01:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 250 transitions. [2021-11-23 01:01:43,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:43,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:43,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:43,792 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 01:01:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 150 states and 250 transitions. [2021-11-23 01:01:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2021-11-23 01:01:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:43,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:43,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:44,243 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 01:01:54,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 159 states and 270 transitions. [2021-11-23 01:01:54,279 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 270 transitions. [2021-11-23 01:01:54,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:54,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:54,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:54,348 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 01:01:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 167 states and 285 transitions. [2021-11-23 01:01:57,523 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 285 transitions. [2021-11-23 01:01:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:57,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:57,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:57,851 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 01:02:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 181 states and 312 transitions. [2021-11-23 01:02:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 312 transitions. [2021-11-23 01:02:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:02:10,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:10,166 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 01:02:12,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:12,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 189 states and 325 transitions. [2021-11-23 01:02:12,955 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 325 transitions. [2021-11-23 01:02:12,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:02:12,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:12,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:13,207 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 01:02:16,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:16,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 194 states and 336 transitions. [2021-11-23 01:02:16,841 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 336 transitions. [2021-11-23 01:02:16,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:02:16,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:16,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:17,059 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 01:02:23,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 204 states and 356 transitions. [2021-11-23 01:02:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 356 transitions. [2021-11-23 01:02:23,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:02:23,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:23,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:23,571 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 01:02:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 219 states and 384 transitions. [2021-11-23 01:02:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 384 transitions. [2021-11-23 01:02:32,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:02:32,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:32,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,499 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 01:02:35,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 392 transitions. [2021-11-23 01:02:35,062 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 392 transitions. [2021-11-23 01:02:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:02:35,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,091 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 01:02:37,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 225 states and 398 transitions. [2021-11-23 01:02:37,617 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 398 transitions. [2021-11-23 01:02:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:02:37,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,707 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 01:02:40,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 228 states and 404 transitions. [2021-11-23 01:02:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 404 transitions. [2021-11-23 01:02:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:02:40,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:40,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:40,194 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 01:02:43,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 231 states and 412 transitions. [2021-11-23 01:02:43,137 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 412 transitions. [2021-11-23 01:02:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:02:43,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,462 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 01:02:57,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:57,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 247 states and 445 transitions. [2021-11-23 01:02:57,270 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 445 transitions. [2021-11-23 01:02:57,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:02:57,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:57,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:00,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:00,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 250 states and 451 transitions. [2021-11-23 01:03:00,435 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 451 transitions. [2021-11-23 01:03:00,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:03:00,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:00,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:00,458 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 01:03:03,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:03,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 253 states and 458 transitions. [2021-11-23 01:03:03,494 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 458 transitions. [2021-11-23 01:03:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:03:03,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:03,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:03,518 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 01:03:09,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 261 states and 473 transitions. [2021-11-23 01:03:09,442 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 473 transitions. [2021-11-23 01:03:09,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:03:09,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:11,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 281 states and 539 transitions. [2021-11-23 01:03:24,357 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 539 transitions. [2021-11-23 01:03:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:03:24,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:24,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:26,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 303 states and 610 transitions. [2021-11-23 01:03:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 610 transitions. [2021-11-23 01:03:45,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:03:45,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 326 states and 685 transitions. [2021-11-23 01:04:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 685 transitions. [2021-11-23 01:04:40,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:04:40,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:40,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:44,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:38,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:38,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 354 states and 774 transitions. [2021-11-23 01:05:38,777 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 774 transitions. [2021-11-23 01:05:38,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:05:38,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:38,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:43,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 381 states and 863 transitions. [2021-11-23 01:06:44,735 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 863 transitions. [2021-11-23 01:06:44,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:06:44,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:50,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:50,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 385 states and 869 transitions. [2021-11-23 01:06:50,179 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 869 transitions. [2021-11-23 01:06:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:06:50,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:50,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:56,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:56,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 412 states and 970 transitions. [2021-11-23 01:07:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 970 transitions. [2021-11-23 01:07:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:07:56,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:56,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:56,771 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 418 states and 986 transitions. [2021-11-23 01:08:05,519 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 986 transitions. [2021-11-23 01:08:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:05,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:05,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:06,122 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:21,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 427 states and 1001 transitions. [2021-11-23 01:08:21,749 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1001 transitions. [2021-11-23 01:08:21,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:21,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:21,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:22,517 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:46,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 443 states and 1034 transitions. [2021-11-23 01:08:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1034 transitions. [2021-11-23 01:08:46,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:08:46,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:46,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:47,530 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 454 states and 1060 transitions. [2021-11-23 01:09:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1060 transitions. [2021-11-23 01:09:15,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:09:15,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:15,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:15,791 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:26,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 462 states and 1080 transitions. [2021-11-23 01:09:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1080 transitions. [2021-11-23 01:09:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:09:26,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:26,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:26,999 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:35,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:35,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 468 states and 1093 transitions. [2021-11-23 01:09:35,681 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1093 transitions. [2021-11-23 01:09:35,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:09:35,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:35,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:35,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:02,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:02,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 483 states and 1127 transitions. [2021-11-23 01:10:02,337 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1127 transitions. [2021-11-23 01:10:02,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:10:02,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:02,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:02,369 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:21,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 494 states and 1153 transitions. [2021-11-23 01:10:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1153 transitions. [2021-11-23 01:10:21,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:10:21,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:21,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:21,134 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:40,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:40,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 505 states and 1179 transitions. [2021-11-23 01:10:40,327 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1179 transitions. [2021-11-23 01:10:40,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:10:40,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:40,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:40,395 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:51,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:51,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 513 states and 1200 transitions. [2021-11-23 01:10:51,945 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1200 transitions. [2021-11-23 01:10:51,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:10:51,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:51,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.