./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN --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 3da1085986a33686aa7ffc74caa759bc9bd987d241f97554ff5ad69a436a7e40 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:21:31,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:21:31,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:21:31,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:21:31,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:21:31,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:21:31,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:21:31,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:21:31,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:21:31,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:21:31,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:21:31,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:21:31,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:21:31,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:21:31,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:21:31,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:21:31,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:21:31,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:21:31,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:21:31,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:21:31,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:21:31,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:21:31,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:21:31,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:21:31,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:21:31,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:21:31,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:21:31,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:21:31,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:21:31,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:21:31,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:21:31,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:21:31,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:21:31,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:21:31,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:21:31,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:21:31,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:21:31,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:21:31,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:21:31,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:21:31,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:21:31,945 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:21:31,988 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:21:31,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:21:31,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:21:31,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:21:31,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:21:31,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:21:31,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:21:31,991 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:21:31,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:21:31,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:21:31,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:21:31,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:21:31,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:21:31,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:21:31,994 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:21:31,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:21:31,994 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:21:31,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:21:31,995 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:21:31,995 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:21:31,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:21:31,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:21:31,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:21:31,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:21:31,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:21:31,997 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:21:31,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:21:31,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:21:31,997 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_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3da1085986a33686aa7ffc74caa759bc9bd987d241f97554ff5ad69a436a7e40 [2021-11-21 05:21:32,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:21:32,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:21:32,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:21:32,374 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:21:32,375 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:21:32,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-21 05:21:32,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/data/5471d2590/24fa387f798649f7b72749c83e05f806/FLAG67cd976fa [2021-11-21 05:21:32,925 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:21:32,925 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-21 05:21:32,934 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/data/5471d2590/24fa387f798649f7b72749c83e05f806/FLAG67cd976fa [2021-11-21 05:21:33,280 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/data/5471d2590/24fa387f798649f7b72749c83e05f806 [2021-11-21 05:21:33,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:21:33,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:21:33,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:21:33,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:21:33,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:21:33,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18eebe13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33, skipping insertion in model container [2021-11-21 05:21:33,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:21:33,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:21:33,575 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_3e112164-4c9d-4097-8dd2-e35fde84963b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4373,4386] [2021-11-21 05:21:33,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:21:33,609 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:21:33,645 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_3e112164-4c9d-4097-8dd2-e35fde84963b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4373,4386] [2021-11-21 05:21:33,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:21:33,678 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:21:33,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33 WrapperNode [2021-11-21 05:21:33,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:21:33,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:21:33,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:21:33,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:21:33,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,745 INFO L137 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 333 [2021-11-21 05:21:33,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:21:33,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:21:33,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:21:33,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:21:33,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:21:33,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:21:33,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:21:33,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:21:33,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:21:33" (1/1) ... [2021-11-21 05:21:33,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:21:33,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:21:33,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:21:33,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e112164-4c9d-4097-8dd2-e35fde84963b/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:21:33,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:21:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:21:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:21:33,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:21:33,969 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:21:33,971 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:21:34,380 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:21:34,523 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:21:34,524 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:21:34,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:21:34 BoogieIcfgContainer [2021-11-21 05:21:34,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:21:34,528 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:21:34,528 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:21:34,536 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:21:34,537 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:21:34" (1/1) ... [2021-11-21 05:21:34,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:21:34,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:34,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2021-11-21 05:21:34,597 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2021-11-21 05:21:34,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:21:34,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:34,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:34,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:34,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:34,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2021-11-21 05:21:34,958 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2021-11-21 05:21:34,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:21:34,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:34,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:35,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 73 states and 119 transitions. [2021-11-21 05:21:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 119 transitions. [2021-11-21 05:21:35,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:21:35,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:35,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:35,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:35,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:35,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2021-11-21 05:21:35,309 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2021-11-21 05:21:35,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:21:35,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:35,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:35,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:35,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2021-11-21 05:21:35,386 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2021-11-21 05:21:35,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:21:35,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:35,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:35,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2021-11-21 05:21:35,755 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2021-11-21 05:21:35,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:21:35,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:35,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:35,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:35,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:36,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2021-11-21 05:21:36,213 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2021-11-21 05:21:36,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:21:36,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:36,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:36,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:36,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2021-11-21 05:21:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2021-11-21 05:21:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:21:36,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:36,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:36,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:36,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2021-11-21 05:21:36,321 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2021-11-21 05:21:36,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:21:36,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:36,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:36,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:36,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 163 transitions. [2021-11-21 05:21:36,368 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2021-11-21 05:21:36,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:21:36,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:36,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:36,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:36,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 101 states and 163 transitions. [2021-11-21 05:21:36,431 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 163 transitions. [2021-11-21 05:21:36,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:21:36,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:36,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:37,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:37,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2021-11-21 05:21:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2021-11-21 05:21:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:21:37,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:37,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:39,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2021-11-21 05:21:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2021-11-21 05:21:39,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:21:39,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:39,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:43,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:43,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 132 states and 215 transitions. [2021-11-21 05:21:43,686 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 215 transitions. [2021-11-21 05:21:43,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:21:43,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:43,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:44,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:21:52,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:21:52,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 261 transitions. [2021-11-21 05:21:52,925 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 261 transitions. [2021-11-21 05:21:52,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:21:52,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:21:52,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:21:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:21:53,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:02,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 165 states and 289 transitions. [2021-11-21 05:22:02,895 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 289 transitions. [2021-11-21 05:22:02,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:22:02,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:02,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:02,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:05,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 173 states and 302 transitions. [2021-11-21 05:22:05,087 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 302 transitions. [2021-11-21 05:22:05,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:22:05,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:05,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:05,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:07,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:07,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 181 states and 320 transitions. [2021-11-21 05:22:07,347 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 320 transitions. [2021-11-21 05:22:07,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:22:07,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:07,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:07,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:07,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:07,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 184 states and 326 transitions. [2021-11-21 05:22:07,991 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 326 transitions. [2021-11-21 05:22:07,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:22:07,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:07,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:08,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:19,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 188 states and 337 transitions. [2021-11-21 05:22:19,326 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 337 transitions. [2021-11-21 05:22:19,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:22:19,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:19,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:19,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:25,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:25,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 198 states and 358 transitions. [2021-11-21 05:22:25,407 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 358 transitions. [2021-11-21 05:22:25,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:22:25,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:25,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:25,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:33,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:33,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 213 states and 387 transitions. [2021-11-21 05:22:33,890 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 387 transitions. [2021-11-21 05:22:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:22:33,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:33,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:34,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:38,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:38,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 218 states and 401 transitions. [2021-11-21 05:22:38,035 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 401 transitions. [2021-11-21 05:22:38,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:22:38,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:38,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:38,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:40,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 221 states and 407 transitions. [2021-11-21 05:22:40,338 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 407 transitions. [2021-11-21 05:22:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:22:40,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:40,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:40,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:42,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 224 states and 415 transitions. [2021-11-21 05:22:42,765 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 415 transitions. [2021-11-21 05:22:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:22:42,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:42,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:45,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:45,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 227 states and 421 transitions. [2021-11-21 05:22:45,350 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 421 transitions. [2021-11-21 05:22:45,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:22:45,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:45,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:45,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:22:58,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:22:58,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 243 states and 456 transitions. [2021-11-21 05:22:58,657 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 456 transitions. [2021-11-21 05:22:58,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:22:58,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:22:58,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:22:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:22:58,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:23:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:01,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 246 states and 462 transitions. [2021-11-21 05:23:01,241 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 462 transitions. [2021-11-21 05:23:01,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:23:01,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:01,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:01,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:23:06,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 254 states and 481 transitions. [2021-11-21 05:23:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 481 transitions. [2021-11-21 05:23:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:23:06,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:06,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:23:09,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:09,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 257 states and 487 transitions. [2021-11-21 05:23:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 487 transitions. [2021-11-21 05:23:09,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:23:09,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:09,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:09,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:23:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:12,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 260 states and 493 transitions. [2021-11-21 05:23:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 493 transitions. [2021-11-21 05:23:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:23:12,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:12,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:15,863 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:23:56,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:23:56,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 286 states and 578 transitions. [2021-11-21 05:23:56,353 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 578 transitions. [2021-11-21 05:23:56,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:23:56,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:23:56,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:23:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:23:58,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:20,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 307 states and 657 transitions. [2021-11-21 05:24:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 657 transitions. [2021-11-21 05:24:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:24:20,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:20,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 327 states and 744 transitions. [2021-11-21 05:24:44,186 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 744 transitions. [2021-11-21 05:24:44,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:24:44,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:44,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:30,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:30,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 355 states and 845 transitions. [2021-11-21 05:25:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 845 transitions. [2021-11-21 05:25:30,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:25:30,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:30,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:35,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:30,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 382 states and 945 transitions. [2021-11-21 05:26:30,500 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 945 transitions. [2021-11-21 05:26:30,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:26:30,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:30,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:36,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 409 states and 1058 transitions. [2021-11-21 05:27:41,300 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1058 transitions. [2021-11-21 05:27:41,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:27:41,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:41,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:46,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 413 states and 1068 transitions. [2021-11-21 05:27:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1068 transitions. [2021-11-21 05:27:46,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:27:46,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:46,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:54,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:54,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 419 states and 1084 transitions. [2021-11-21 05:27:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 1084 transitions. [2021-11-21 05:27:54,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:27:54,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:54,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:55,381 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:15,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 433 states and 1117 transitions. [2021-11-21 05:28:15,155 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1117 transitions. [2021-11-21 05:28:15,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:28:15,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:15,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:15,812 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:34,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:34,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 448 states and 1153 transitions. [2021-11-21 05:28:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1153 transitions. [2021-11-21 05:28:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:28:34,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:34,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:34,691 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:51,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 459 states and 1183 transitions. [2021-11-21 05:28:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1183 transitions. [2021-11-21 05:28:51,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:28:51,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:51,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:07,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:07,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 470 states and 1205 transitions. [2021-11-21 05:29:07,392 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1205 transitions. [2021-11-21 05:29:07,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:29:07,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:07,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:07,452 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:17,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:17,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 477 states and 1232 transitions. [2021-11-21 05:29:17,289 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1232 transitions. [2021-11-21 05:29:17,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:29:17,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:17,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:17,315 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:21,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 482 states and 1246 transitions. [2021-11-21 05:29:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1246 transitions. [2021-11-21 05:29:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:29:21,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:21,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:35,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:35,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 491 states and 1267 transitions. [2021-11-21 05:29:35,631 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1267 transitions. [2021-11-21 05:29:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:29:35,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:35,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:35,658 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:45,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:45,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 498 states and 1279 transitions. [2021-11-21 05:29:45,949 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1279 transitions. [2021-11-21 05:29:45,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:29:45,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:45,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:45,975 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 502 states and 1282 transitions. [2021-11-21 05:29:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1282 transitions. [2021-11-21 05:29:49,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:29:49,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:49,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:56,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:56,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 506 states and 1295 transitions. [2021-11-21 05:29:56,610 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1295 transitions. [2021-11-21 05:29:56,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:29:56,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:56,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:18,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 522 states and 1337 transitions. [2021-11-21 05:30:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1337 transitions. [2021-11-21 05:30:18,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:18,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:18,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 528 states and 1353 transitions. [2021-11-21 05:30:27,002 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1353 transitions. [2021-11-21 05:30:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:27,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:27,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:36,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 533 states and 1365 transitions. [2021-11-21 05:30:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1365 transitions. [2021-11-21 05:30:36,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:36,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:36,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:36,102 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:51,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 541 states and 1378 transitions. [2021-11-21 05:30:51,719 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1378 transitions. [2021-11-21 05:30:51,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:30:51,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:51,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:18,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:53,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 570 states and 1509 transitions. [2021-11-21 05:33:53,207 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1509 transitions. [2021-11-21 05:33:53,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:33:53,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:53,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:54,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.