./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-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_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/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_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/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_25c7b739-aa69-494b-8f0e-c3c60c136e50/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 30f0768bbff34913c5dfb0ad37a2819c04e85c489714efe7283dacc3cb1675b9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:08:15,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:08:15,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:08:15,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:08:15,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:08:15,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:08:15,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:08:15,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:08:15,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:08:15,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:08:15,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:08:15,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:08:15,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:08:15,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:08:15,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:08:15,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:08:15,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:08:15,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:08:15,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:08:15,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:08:15,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:08:15,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:08:15,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:08:15,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:08:15,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:08:15,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:08:15,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:08:15,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:08:15,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:08:15,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:08:15,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:08:15,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:08:15,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:08:15,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:08:15,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:08:15,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:08:15,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:08:15,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:08:15,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:08:15,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:08:15,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:08:15,935 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:08:15,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:08:15,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:08:15,981 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:08:15,981 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:08:15,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:08:15,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:08:15,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:08:15,983 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:08:15,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:08:15,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:08:15,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:08:15,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:08:15,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:08:15,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:08:15,985 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:08:15,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:08:15,986 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:08:15,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:08:15,986 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:08:15,986 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:08:15,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:08:15,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:08:15,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:08:15,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:08:15,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:08:15,988 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:08:15,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:08:15,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:08:15,989 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_25c7b739-aa69-494b-8f0e-c3c60c136e50/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30f0768bbff34913c5dfb0ad37a2819c04e85c489714efe7283dacc3cb1675b9 [2021-11-21 06:08:16,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:08:16,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:08:16,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:08:16,299 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:08:16,300 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:08:16,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-21 06:08:16,368 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/data/e97eacdb0/90d0efcb04234623b7175eca59fdb23e/FLAG3e5da0363 [2021-11-21 06:08:16,940 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:08:16,940 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-21 06:08:16,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/data/e97eacdb0/90d0efcb04234623b7175eca59fdb23e/FLAG3e5da0363 [2021-11-21 06:08:17,261 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/data/e97eacdb0/90d0efcb04234623b7175eca59fdb23e [2021-11-21 06:08:17,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:08:17,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:08:17,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:08:17,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:08:17,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:08:17,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:08:17" (1/1) ... [2021-11-21 06:08:17,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c48b57b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:17, skipping insertion in model container [2021-11-21 06:08:17,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:08:17" (1/1) ... [2021-11-21 06:08:17,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:08:17,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:08:17,747 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_25c7b739-aa69-494b-8f0e-c3c60c136e50/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9094,9107] [2021-11-21 06:08:17,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:08:17,875 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:08:17,974 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_25c7b739-aa69-494b-8f0e-c3c60c136e50/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9094,9107] [2021-11-21 06:08:18,049 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:08:18,074 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:08:18,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18 WrapperNode [2021-11-21 06:08:18,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:08:18,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:08:18,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:08:18,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:08:18,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,180 INFO L137 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 731 [2021-11-21 06:08:18,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:08:18,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:08:18,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:08:18,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:08:18,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:08:18,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:08:18,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:08:18,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:08:18,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:08:18" (1/1) ... [2021-11-21 06:08:18,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:08:18,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:08:18,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:08:18,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c7b739-aa69-494b-8f0e-c3c60c136e50/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:08:18,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:08:18,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:08:18,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:08:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:08:18,544 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:08:18,545 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:08:19,306 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:08:19,551 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:08:19,551 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:08:19,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:08:19 BoogieIcfgContainer [2021-11-21 06:08:19,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:08:19,554 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:08:19,554 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:08:19,565 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:08:19,566 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:08:19" (1/1) ... [2021-11-21 06:08:19,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:08:19,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:19,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 124 states and 216 transitions. [2021-11-21 06:08:19,660 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 216 transitions. [2021-11-21 06:08:19,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:08:19,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:19,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:20,239 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 06:08:20,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 136 states and 238 transitions. [2021-11-21 06:08:20,466 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 238 transitions. [2021-11-21 06:08:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:08:20,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:20,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:20,701 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 06:08:21,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 142 states and 249 transitions. [2021-11-21 06:08:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 249 transitions. [2021-11-21 06:08:21,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:08:21,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:21,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:21,219 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 06:08:21,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 143 states and 250 transitions. [2021-11-21 06:08:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 250 transitions. [2021-11-21 06:08:21,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:08:21,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:21,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:21,392 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 06:08:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 251 transitions. [2021-11-21 06:08:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 251 transitions. [2021-11-21 06:08:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:08:21,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:21,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:21,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 133 states and 231 transitions. [2021-11-21 06:08:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 231 transitions. [2021-11-21 06:08:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:08:21,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:21,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:21,774 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 06:08:22,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:22,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 143 states and 250 transitions. [2021-11-21 06:08:22,441 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 250 transitions. [2021-11-21 06:08:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:08:22,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:22,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:22,509 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 06:08:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 140 states and 244 transitions. [2021-11-21 06:08:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 244 transitions. [2021-11-21 06:08:22,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:08:22,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:22,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:22,625 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 06:08:22,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:22,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 141 states and 245 transitions. [2021-11-21 06:08:22,679 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2021-11-21 06:08:22,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:08:22,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:22,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:22,732 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 06:08:22,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:22,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 134 states and 230 transitions. [2021-11-21 06:08:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 230 transitions. [2021-11-21 06:08:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:08:22,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:22,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:22,881 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 06:08:24,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 235 transitions. [2021-11-21 06:08:24,223 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 235 transitions. [2021-11-21 06:08:24,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:08:24,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:24,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:24,277 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 06:08:24,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:24,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 236 transitions. [2021-11-21 06:08:24,322 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2021-11-21 06:08:24,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:08:24,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:24,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:24,385 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 06:08:24,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:24,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 127 states and 217 transitions. [2021-11-21 06:08:24,432 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 217 transitions. [2021-11-21 06:08:24,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:08:24,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:24,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:24,584 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 06:08:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:27,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 127 states and 216 transitions. [2021-11-21 06:08:27,036 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 216 transitions. [2021-11-21 06:08:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:08:27,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:27,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:27,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:27,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 210 transitions. [2021-11-21 06:08:27,134 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 210 transitions. [2021-11-21 06:08:27,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:08:27,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:27,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:27,376 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 06:08:30,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 124 states and 209 transitions. [2021-11-21 06:08:30,119 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2021-11-21 06:08:30,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:08:30,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:30,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:44,661 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 06:09:40,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:40,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 126 states and 211 transitions. [2021-11-21 06:09:40,615 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 211 transitions. [2021-11-21 06:09:40,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:09:40,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:40,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:41,343 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 06:10:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:58,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 129 states and 213 transitions. [2021-11-21 06:10:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 213 transitions. [2021-11-21 06:10:58,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:10:58,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:58,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:34,756 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 06:14:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:37,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 133 states and 218 transitions. [2021-11-21 06:14:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 218 transitions. [2021-11-21 06:14:37,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:14:37,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:37,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:40,193 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 06:14:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-21 06:14:48,580 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-21 06:14:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:14:48,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:14,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:14,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 234 transitions. [2021-11-21 06:15:14,688 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 234 transitions. [2021-11-21 06:15:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 06:15:14,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:14,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 157 states and 257 transitions. [2021-11-21 06:15:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 257 transitions. [2021-11-21 06:15:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 06:15:40,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:40,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:40,112 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:40,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:40,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 158 states and 257 transitions. [2021-11-21 06:15:40,147 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 257 transitions. [2021-11-21 06:15:40,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 06:15:40,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:40,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:41,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-21 06:16:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-21 06:16:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 06:16:04,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:04,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:05,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 177 states and 290 transitions. [2021-11-21 06:16:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 290 transitions. [2021-11-21 06:16:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 06:16:05,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:05,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:05,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:05,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 178 states and 290 transitions. [2021-11-21 06:16:05,151 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 290 transitions. [2021-11-21 06:16:05,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:16:05,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:05,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:06,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:29,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:29,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 201 states and 333 transitions. [2021-11-21 06:16:29,254 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 333 transitions. [2021-11-21 06:16:29,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:16:29,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:29,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:29,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:29,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:29,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 202 states and 333 transitions. [2021-11-21 06:16:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 333 transitions. [2021-11-21 06:16:29,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:16:29,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:29,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:29,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 203 states and 333 transitions. [2021-11-21 06:16:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 333 transitions. [2021-11-21 06:16:29,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:16:29,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:29,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:29,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:29,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 204 states and 333 transitions. [2021-11-21 06:16:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 333 transitions. [2021-11-21 06:16:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:16:29,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:29,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:30,269 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:53,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 232 states and 386 transitions. [2021-11-21 06:16:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 386 transitions. [2021-11-21 06:16:53,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:16:53,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:53,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:53,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:53,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 233 states and 386 transitions. [2021-11-21 06:16:53,199 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 386 transitions. [2021-11-21 06:16:53,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:16:53,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:53,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:53,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:53,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:53,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 234 states and 386 transitions. [2021-11-21 06:16:53,461 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 386 transitions. [2021-11-21 06:16:53,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:16:53,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:53,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:53,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:53,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:53,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 235 states and 386 transitions. [2021-11-21 06:16:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 386 transitions. [2021-11-21 06:16:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:16:53,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:53,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:53,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 236 states and 386 transitions. [2021-11-21 06:16:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 386 transitions. [2021-11-21 06:16:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:16:53,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:53,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:54,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:17,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 269 states and 447 transitions. [2021-11-21 06:17:17,051 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 447 transitions. [2021-11-21 06:17:17,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:17:17,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:17,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:17,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 270 states and 447 transitions. [2021-11-21 06:17:17,145 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 447 transitions. [2021-11-21 06:17:17,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:17:17,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:17,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:17,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:17,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:17,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 271 states and 447 transitions. [2021-11-21 06:17:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 447 transitions. [2021-11-21 06:17:17,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:17:17,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:17,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:17,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 272 states and 447 transitions. [2021-11-21 06:17:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 447 transitions. [2021-11-21 06:17:17,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:17:17,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:17,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:17,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:17,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:17,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 273 states and 447 transitions. [2021-11-21 06:17:17,420 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 447 transitions. [2021-11-21 06:17:17,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:17:17,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:17,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:17,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:17,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:17,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 274 states and 447 transitions. [2021-11-21 06:17:17,510 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 447 transitions. [2021-11-21 06:17:17,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:17:17,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:17,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:17,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:35,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 303 states and 505 transitions. [2021-11-21 06:17:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 505 transitions. [2021-11-21 06:17:35,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:17:35,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:35,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:35,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 304 states and 505 transitions. [2021-11-21 06:17:35,117 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 505 transitions. [2021-11-21 06:17:35,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:17:35,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:35,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:35,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:35,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 305 states and 505 transitions. [2021-11-21 06:17:35,228 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 505 transitions. [2021-11-21 06:17:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:17:35,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:35,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:35,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:35,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:35,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 306 states and 505 transitions. [2021-11-21 06:17:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 505 transitions. [2021-11-21 06:17:35,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:17:35,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:35,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:35,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:35,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 307 states and 505 transitions. [2021-11-21 06:17:35,443 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 505 transitions. [2021-11-21 06:17:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:17:35,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:35,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:35,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:35,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 308 states and 505 transitions. [2021-11-21 06:17:35,553 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 505 transitions. [2021-11-21 06:17:35,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:17:35,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:35,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:35,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 309 states and 505 transitions. [2021-11-21 06:17:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 505 transitions. [2021-11-21 06:17:35,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:17:35,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:35,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:36,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:00,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:00,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 343 states and 570 transitions. [2021-11-21 06:18:00,834 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 570 transitions. [2021-11-21 06:18:00,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:00,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:00,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:00,881 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:19,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 375 states and 632 transitions. [2021-11-21 06:18:19,809 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 632 transitions. [2021-11-21 06:18:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:19,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:19,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:22,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 376 states and 635 transitions. [2021-11-21 06:18:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 635 transitions. [2021-11-21 06:18:22,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:22,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:22,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:22,544 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:24,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 377 states and 635 transitions. [2021-11-21 06:18:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 635 transitions. [2021-11-21 06:18:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:24,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:24,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:24,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 387 states and 650 transitions. [2021-11-21 06:18:33,152 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 650 transitions. [2021-11-21 06:18:33,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:33,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:33,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:33,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:34,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 388 states and 650 transitions. [2021-11-21 06:18:34,107 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 650 transitions. [2021-11-21 06:18:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:34,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:34,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:34,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:36,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:36,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 389 states and 653 transitions. [2021-11-21 06:18:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 653 transitions. [2021-11-21 06:18:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:36,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:36,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:37,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:38,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:38,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 390 states and 653 transitions. [2021-11-21 06:18:38,703 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 653 transitions. [2021-11-21 06:18:38,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:38,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:38,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:39,174 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:39,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:39,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 391 states and 653 transitions. [2021-11-21 06:18:39,219 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 653 transitions. [2021-11-21 06:18:39,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:39,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:39,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:39,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:39,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:39,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 392 states and 653 transitions. [2021-11-21 06:18:39,343 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 653 transitions. [2021-11-21 06:18:39,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:39,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:39,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:39,899 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 393 states and 653 transitions. [2021-11-21 06:18:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 653 transitions. [2021-11-21 06:18:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:39,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:39,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:39,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:40,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 394 states and 653 transitions. [2021-11-21 06:18:40,056 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 653 transitions. [2021-11-21 06:18:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:40,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:40,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:40,102 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:42,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 395 states and 656 transitions. [2021-11-21 06:18:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 656 transitions. [2021-11-21 06:18:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:42,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:42,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:42,996 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:44,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 396 states and 656 transitions. [2021-11-21 06:18:44,852 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 656 transitions. [2021-11-21 06:18:44,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-21 06:18:44,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:44,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:45,605 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:19:50,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:50,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 430 states and 719 transitions. [2021-11-21 06:19:50,601 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 719 transitions. [2021-11-21 06:19:50,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-21 06:19:50,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:50,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:51,411 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.