./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.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_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/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_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/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_bf111a5d-0251-46d0-948f-e4b7572fcd68/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 8ffc122c88e19fa60ea50d5017c7f06bb9f1769c7e82b2428d0bede2356237c3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:26,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:26,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:26,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:26,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:26,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:26,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:26,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:26,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:26,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:26,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:26,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:26,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:26,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:26,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:26,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:26,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:26,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:26,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:26,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:26,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:26,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:26,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:26,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:26,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:26,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:26,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:26,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:26,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:26,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:26,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:26,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:26,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:26,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:26,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:26,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:26,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:26,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:26,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:26,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:26,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:26,798 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:26,842 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:26,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:26,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:26,844 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:26,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:26,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:26,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:26,845 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:26,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:26,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:26,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:26,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:26,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:26,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:26,846 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:26,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:26,847 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:26,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:26,847 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:26,847 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:26,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:26,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:26,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:26,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:26,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:26,849 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:26,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:26,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:26,849 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_bf111a5d-0251-46d0-948f-e4b7572fcd68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ffc122c88e19fa60ea50d5017c7f06bb9f1769c7e82b2428d0bede2356237c3 [2021-11-22 23:17:27,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:27,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:27,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:27,161 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:27,162 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:27,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-22 23:17:27,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/data/81c5bf297/4a586e4bf4ff40f7a64f931ce59fe2ee/FLAG1a8e83167 [2021-11-22 23:17:27,759 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:27,760 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-22 23:17:27,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/data/81c5bf297/4a586e4bf4ff40f7a64f931ce59fe2ee/FLAG1a8e83167 [2021-11-22 23:17:28,050 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/data/81c5bf297/4a586e4bf4ff40f7a64f931ce59fe2ee [2021-11-22 23:17:28,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:28,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:28,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:28,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:28,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:28,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6435fefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28, skipping insertion in model container [2021-11-22 23:17:28,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:28,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:28,350 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_bf111a5d-0251-46d0-948f-e4b7572fcd68/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[5807,5820] [2021-11-22 23:17:28,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:28,408 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:28,458 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_bf111a5d-0251-46d0-948f-e4b7572fcd68/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[5807,5820] [2021-11-22 23:17:28,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:28,515 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:28,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28 WrapperNode [2021-11-22 23:17:28,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:28,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:28,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:28,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:28,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,587 INFO L137 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 414 [2021-11-22 23:17:28,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:28,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:28,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:28,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:28,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:28,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:28,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:28,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:28,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:28" (1/1) ... [2021-11-22 23:17:28,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:28,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:28,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:28,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf111a5d-0251-46d0-948f-e4b7572fcd68/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:28,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:28,832 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:28,833 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:29,295 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:29,448 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:29,448 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:17:29,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:29 BoogieIcfgContainer [2021-11-22 23:17:29,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:29,452 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:29,452 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:29,465 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:29,465 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:29" (1/1) ... [2021-11-22 23:17:29,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:29,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:29,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 74 states and 124 transitions. [2021-11-22 23:17:29,560 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 124 transitions. [2021-11-22 23:17:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:17:29,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:29,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:29,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 125 transitions. [2021-11-22 23:17:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 125 transitions. [2021-11-22 23:17:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:30,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 83 states and 136 transitions. [2021-11-22 23:17:30,261 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 136 transitions. [2021-11-22 23:17:30,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:17:30,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 84 states and 136 transitions. [2021-11-22 23:17:30,413 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 136 transitions. [2021-11-22 23:17:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:17:30,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:30,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 96 states and 156 transitions. [2021-11-22 23:17:30,786 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 156 transitions. [2021-11-22 23:17:30,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:17:30,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:30,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 97 states and 156 transitions. [2021-11-22 23:17:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 156 transitions. [2021-11-22 23:17:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:17:30,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:31,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 98 states and 156 transitions. [2021-11-22 23:17:31,004 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 156 transitions. [2021-11-22 23:17:31,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:17:31,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 115 states and 185 transitions. [2021-11-22 23:17:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 185 transitions. [2021-11-22 23:17:31,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:17:31,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 116 states and 185 transitions. [2021-11-22 23:17:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2021-11-22 23:17:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:17:31,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:31,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 117 states and 185 transitions. [2021-11-22 23:17:31,620 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 185 transitions. [2021-11-22 23:17:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:17:31,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:31,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:31,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 118 states and 185 transitions. [2021-11-22 23:17:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 185 transitions. [2021-11-22 23:17:31,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:17:31,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:31,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 140 states and 223 transitions. [2021-11-22 23:17:32,390 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 223 transitions. [2021-11-22 23:17:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:17:32,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 141 states and 223 transitions. [2021-11-22 23:17:32,467 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 223 transitions. [2021-11-22 23:17:32,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:17:32,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:32,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 142 states and 223 transitions. [2021-11-22 23:17:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 223 transitions. [2021-11-22 23:17:32,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:17:32,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:32,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 143 states and 223 transitions. [2021-11-22 23:17:32,593 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 223 transitions. [2021-11-22 23:17:32,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:17:32,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:32,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 144 states and 223 transitions. [2021-11-22 23:17:32,658 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 223 transitions. [2021-11-22 23:17:32,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:17:32,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:35,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 171 states and 271 transitions. [2021-11-22 23:17:35,802 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 271 transitions. [2021-11-22 23:17:35,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:17:35,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 172 states and 271 transitions. [2021-11-22 23:17:35,905 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 271 transitions. [2021-11-22 23:17:35,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:17:35,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:36,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:36,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 173 states and 271 transitions. [2021-11-22 23:17:36,014 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 271 transitions. [2021-11-22 23:17:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:17:36,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:36,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:36,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 174 states and 271 transitions. [2021-11-22 23:17:36,105 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 271 transitions. [2021-11-22 23:17:36,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:17:36,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:36,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 175 states and 271 transitions. [2021-11-22 23:17:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 271 transitions. [2021-11-22 23:17:36,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:17:36,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:36,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:36,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:36,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 176 states and 271 transitions. [2021-11-22 23:17:36,321 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 271 transitions. [2021-11-22 23:17:36,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:36,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:36,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:40,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 204 states and 320 transitions. [2021-11-22 23:17:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 320 transitions. [2021-11-22 23:17:40,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:40,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:48,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:48,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 233 states and 369 transitions. [2021-11-22 23:17:48,475 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 369 transitions. [2021-11-22 23:17:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:48,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:48,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:48,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:48,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:48,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 234 states and 372 transitions. [2021-11-22 23:17:48,822 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 372 transitions. [2021-11-22 23:17:48,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:48,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:48,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:48,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:49,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 235 states and 372 transitions. [2021-11-22 23:17:49,139 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 372 transitions. [2021-11-22 23:17:49,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:49,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:49,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 236 states and 372 transitions. [2021-11-22 23:17:49,240 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 372 transitions. [2021-11-22 23:17:49,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:49,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:49,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 237 states and 372 transitions. [2021-11-22 23:17:49,395 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 372 transitions. [2021-11-22 23:17:49,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:49,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 238 states and 375 transitions. [2021-11-22 23:17:50,124 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 375 transitions. [2021-11-22 23:17:50,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:50,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 239 states and 375 transitions. [2021-11-22 23:17:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 375 transitions. [2021-11-22 23:17:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:50,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:50,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 240 states and 375 transitions. [2021-11-22 23:17:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 375 transitions. [2021-11-22 23:17:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:50,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 241 states and 375 transitions. [2021-11-22 23:17:50,752 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 375 transitions. [2021-11-22 23:17:50,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:50,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 242 states and 375 transitions. [2021-11-22 23:17:50,839 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 375 transitions. [2021-11-22 23:17:50,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:17:50,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:50,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 243 states and 375 transitions. [2021-11-22 23:17:50,981 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 375 transitions. [2021-11-22 23:17:50,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:17:50,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:51,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:00,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 256 states and 396 transitions. [2021-11-22 23:18:00,558 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 396 transitions. [2021-11-22 23:18:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:18:00,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 279 states and 435 transitions. [2021-11-22 23:18:12,594 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 435 transitions. [2021-11-22 23:18:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:18:12,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 287 states and 447 transitions. [2021-11-22 23:18:26,670 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 447 transitions. [2021-11-22 23:18:26,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:18:26,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:29,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 291 states and 462 transitions. [2021-11-22 23:18:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 462 transitions. [2021-11-22 23:18:29,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:18:29,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:29,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 292 states and 462 transitions. [2021-11-22 23:18:29,458 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 462 transitions. [2021-11-22 23:18:29,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:18:29,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:29,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 293 states and 462 transitions. [2021-11-22 23:18:29,568 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 462 transitions. [2021-11-22 23:18:29,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:18:29,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:02,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:02,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 337 states and 584 transitions. [2021-11-22 23:21:02,584 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 584 transitions. [2021-11-22 23:21:02,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:21:02,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:02,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:02,626 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:21:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 338 states and 584 transitions. [2021-11-22 23:21:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 584 transitions. [2021-11-22 23:21:02,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:21:02,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:02,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:03,776 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:22:02,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 356 states and 620 transitions. [2021-11-22 23:22:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 620 transitions. [2021-11-22 23:22:02,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:22:02,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 357 states and 620 transitions. [2021-11-22 23:22:02,575 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 620 transitions. [2021-11-22 23:22:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:22:02,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:22:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 360 states and 626 transitions. [2021-11-22 23:22:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 626 transitions. [2021-11-22 23:22:39,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:22:39,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:39,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:23:40,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:40,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 384 states and 674 transitions. [2021-11-22 23:23:40,902 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 674 transitions. [2021-11-22 23:23:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:23:40,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:40,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:41,593 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:24:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 403 states and 711 transitions. [2021-11-22 23:24:30,701 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 711 transitions. [2021-11-22 23:24:30,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:24:30,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:30,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:25:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 417 states and 738 transitions. [2021-11-22 23:25:13,798 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 738 transitions. [2021-11-22 23:25:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:25:13,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:25:41,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:41,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 426 states and 753 transitions. [2021-11-22 23:25:41,142 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 753 transitions. [2021-11-22 23:25:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:25:41,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:41,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:41,932 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:25:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 430 states and 760 transitions. [2021-11-22 23:25:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 760 transitions. [2021-11-22 23:25:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:25:55,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,453 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:26:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 445 states and 806 transitions. [2021-11-22 23:26:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 806 transitions. [2021-11-22 23:26:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:26:14,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:14,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:05,076 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.