./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/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_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/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_cc47c212-fc32-488d-a30d-770cf62b74bc/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 d2ba51bdecedc8a39a24625eeb8da910bb1c988071a15f12bed2cd804a9146c3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:34:12,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:34:12,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:34:12,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:34:12,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:34:12,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:34:12,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:34:12,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:34:12,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:34:12,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:34:12,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:34:12,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:34:12,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:34:12,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:34:12,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:34:12,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:34:12,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:34:12,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:34:12,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:34:12,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:34:12,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:34:12,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:34:12,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:34:12,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:34:12,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:34:12,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:34:12,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:34:12,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:34:12,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:34:12,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:34:12,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:34:12,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:34:12,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:34:12,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:34:12,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:34:12,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:34:12,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:34:12,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:34:12,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:34:12,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:34:12,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:34:12,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:34:12,885 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:34:12,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:34:12,887 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:34:12,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:34:12,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:34:12,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:34:12,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:34:12,889 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:34:12,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:34:12,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:34:12,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:34:12,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:34:12,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:34:12,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:34:12,898 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:34:12,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:34:12,898 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:34:12,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:34:12,899 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:34:12,899 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:34:12,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:34:12,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:12,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:34:12,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:34:12,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:34:12,901 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:34:12,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:34:12,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:34:12,901 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_cc47c212-fc32-488d-a30d-770cf62b74bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2ba51bdecedc8a39a24625eeb8da910bb1c988071a15f12bed2cd804a9146c3 [2021-11-23 01:34:13,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:34:13,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:34:13,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:34:13,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:34:13,223 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:34:13,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-23 01:34:13,307 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/data/0552e311c/21a17c3604bb46099788c6a6144ab663/FLAGe4b1d2953 [2021-11-23 01:34:13,862 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:34:13,863 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-23 01:34:13,874 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/data/0552e311c/21a17c3604bb46099788c6a6144ab663/FLAGe4b1d2953 [2021-11-23 01:34:14,160 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/data/0552e311c/21a17c3604bb46099788c6a6144ab663 [2021-11-23 01:34:14,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:34:14,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:34:14,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:14,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:34:14,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:34:14,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696debb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14, skipping insertion in model container [2021-11-23 01:34:14,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:34:14,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:34:14,418 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_cc47c212-fc32-488d-a30d-770cf62b74bc/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6638,6651] [2021-11-23 01:34:14,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:14,506 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:34:14,583 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_cc47c212-fc32-488d-a30d-770cf62b74bc/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6638,6651] [2021-11-23 01:34:14,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:14,625 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:34:14,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14 WrapperNode [2021-11-23 01:34:14,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:14,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:14,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:34:14,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:34:14,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,706 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 516 [2021-11-23 01:34:14,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:14,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:34:14,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:34:14,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:34:14,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:34:14,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:34:14,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:34:14,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:34:14,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:14" (1/1) ... [2021-11-23 01:34:14,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:14,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:34:14,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:34:14,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc47c212-fc32-488d-a30d-770cf62b74bc/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:34:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:34:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:34:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:34:14,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:34:15,051 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:34:15,053 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:34:15,600 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:34:15,755 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:34:15,755 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:34:15,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:15 BoogieIcfgContainer [2021-11-23 01:34:15,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:34:15,760 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:34:15,760 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:34:15,771 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:34:15,772 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:15" (1/1) ... [2021-11-23 01:34:15,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:34:15,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 86 states and 147 transitions. [2021-11-23 01:34:15,872 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 147 transitions. [2021-11-23 01:34:15,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:34:15,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:15,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:16,227 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 01:34:16,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:16,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2021-11-23 01:34:16,354 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2021-11-23 01:34:16,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:34:16,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:16,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:16,559 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 01:34:16,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:16,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 89 states and 151 transitions. [2021-11-23 01:34:16,641 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 151 transitions. [2021-11-23 01:34:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:34:16,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:16,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:16,771 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 01:34:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:17,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 99 states and 170 transitions. [2021-11-23 01:34:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 170 transitions. [2021-11-23 01:34:17,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:34:17,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:17,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:17,318 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 01:34:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 96 states and 162 transitions. [2021-11-23 01:34:17,365 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 162 transitions. [2021-11-23 01:34:17,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:34:17,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:17,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:17,471 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 01:34:17,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:17,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 93 states and 156 transitions. [2021-11-23 01:34:17,513 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 156 transitions. [2021-11-23 01:34:17,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:34:17,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:17,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:17,666 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 01:34:18,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 96 states and 161 transitions. [2021-11-23 01:34:18,421 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2021-11-23 01:34:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:34:18,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:18,462 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 01:34:18,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 89 states and 149 transitions. [2021-11-23 01:34:18,500 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 149 transitions. [2021-11-23 01:34:18,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:34:18,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:18,539 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 01:34:18,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 86 states and 143 transitions. [2021-11-23 01:34:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 143 transitions. [2021-11-23 01:34:18,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:34:18,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:18,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:18,678 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 01:34:20,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:20,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 86 states and 142 transitions. [2021-11-23 01:34:20,089 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 142 transitions. [2021-11-23 01:34:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:34:20,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:20,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:25,295 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 01:34:42,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:42,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2021-11-23 01:34:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2021-11-23 01:34:42,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:34:42,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:42,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:42,634 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 01:35:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:06,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2021-11-23 01:35:06,949 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2021-11-23 01:35:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:35:06,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:06,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:20,154 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 01:36:22,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:22,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2021-11-23 01:36:22,188 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2021-11-23 01:36:22,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:36:22,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:22,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:22,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:23,552 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 01:36:27,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:27,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 98 states and 151 transitions. [2021-11-23 01:36:27,956 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2021-11-23 01:36:27,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:36:27,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:27,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:39,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 106 states and 163 transitions. [2021-11-23 01:36:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2021-11-23 01:36:39,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:36:39,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:39,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:50,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:50,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 119 states and 185 transitions. [2021-11-23 01:36:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 185 transitions. [2021-11-23 01:36:50,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:36:50,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:50,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:50,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:50,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 120 states and 185 transitions. [2021-11-23 01:36:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 185 transitions. [2021-11-23 01:36:50,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:36:50,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:50,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:01,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:01,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 138 states and 217 transitions. [2021-11-23 01:37:01,005 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 217 transitions. [2021-11-23 01:37:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:37:01,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:01,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:01,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 139 states and 217 transitions. [2021-11-23 01:37:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 217 transitions. [2021-11-23 01:37:01,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:37:01,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:01,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:01,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:01,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 140 states and 217 transitions. [2021-11-23 01:37:01,202 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 217 transitions. [2021-11-23 01:37:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:37:01,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:01,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:01,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:11,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 163 states and 259 transitions. [2021-11-23 01:37:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 259 transitions. [2021-11-23 01:37:11,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:37:11,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:11,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:11,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 164 states and 259 transitions. [2021-11-23 01:37:12,011 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 259 transitions. [2021-11-23 01:37:12,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:37:12,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:12,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 165 states and 259 transitions. [2021-11-23 01:37:12,076 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 259 transitions. [2021-11-23 01:37:12,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:37:12,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:12,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:12,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 166 states and 259 transitions. [2021-11-23 01:37:12,147 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 259 transitions. [2021-11-23 01:37:12,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:37:12,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:12,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:12,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 186 states and 299 transitions. [2021-11-23 01:37:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 299 transitions. [2021-11-23 01:37:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:37:19,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 187 states and 299 transitions. [2021-11-23 01:37:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 299 transitions. [2021-11-23 01:37:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:37:20,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:20,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 188 states and 299 transitions. [2021-11-23 01:37:20,145 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 299 transitions. [2021-11-23 01:37:20,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:37:20,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:20,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 189 states and 299 transitions. [2021-11-23 01:37:20,218 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 299 transitions. [2021-11-23 01:37:20,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:37:20,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 190 states and 299 transitions. [2021-11-23 01:37:20,302 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 299 transitions. [2021-11-23 01:37:20,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:20,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:29,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 215 states and 344 transitions. [2021-11-23 01:37:29,818 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 344 transitions. [2021-11-23 01:37:29,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:29,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:29,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:30,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:41,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 238 states and 387 transitions. [2021-11-23 01:37:41,702 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 387 transitions. [2021-11-23 01:37:41,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:41,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:41,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:42,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 239 states and 390 transitions. [2021-11-23 01:37:42,677 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 390 transitions. [2021-11-23 01:37:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:42,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:42,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 240 states and 390 transitions. [2021-11-23 01:37:42,755 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 390 transitions. [2021-11-23 01:37:42,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:42,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:42,800 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:42,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 241 states and 390 transitions. [2021-11-23 01:37:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 390 transitions. [2021-11-23 01:37:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:42,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:42,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 242 states and 390 transitions. [2021-11-23 01:37:43,160 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 390 transitions. [2021-11-23 01:37:43,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:43,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,198 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 243 states and 390 transitions. [2021-11-23 01:37:43,310 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 390 transitions. [2021-11-23 01:37:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:43,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:43,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 244 states and 390 transitions. [2021-11-23 01:37:43,652 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 390 transitions. [2021-11-23 01:37:43,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:43,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,688 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 245 states and 390 transitions. [2021-11-23 01:37:43,726 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 390 transitions. [2021-11-23 01:37:43,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:37:43,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:44,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:44,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 246 states and 390 transitions. [2021-11-23 01:37:44,018 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 390 transitions. [2021-11-23 01:37:44,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:37:44,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:44,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,474 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:38:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 270 states and 433 transitions. [2021-11-23 01:38:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 433 transitions. [2021-11-23 01:38:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:38:17,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:17,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:17,744 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:38:47,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:47,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 289 states and 466 transitions. [2021-11-23 01:38:47,388 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 466 transitions. [2021-11-23 01:38:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:38:47,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:47,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:47,978 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:39:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 298 states and 478 transitions. [2021-11-23 01:39:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 478 transitions. [2021-11-23 01:39:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:39:24,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,365 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:39:24,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 300 states and 478 transitions. [2021-11-23 01:39:24,518 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 478 transitions. [2021-11-23 01:39:24,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:39:24,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:39:24,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:24,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 301 states and 478 transitions. [2021-11-23 01:39:24,724 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 478 transitions. [2021-11-23 01:39:24,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:39:24,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:24,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:44,061 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.