./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.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_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/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_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/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_77b8f245-0641-42ac-ba64-933e5d6f62d5/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 87f1dffc4791cf25ae510fd8866e3e496425d62832b1b02adb55ef79c14eda4f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:59:36,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:59:36,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:59:36,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:59:36,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:59:36,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:59:36,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:59:36,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:59:36,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:59:36,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:59:36,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:59:36,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:59:36,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:59:36,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:59:36,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:59:36,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:59:36,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:59:36,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:59:36,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:59:36,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:59:36,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:59:36,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:59:36,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:59:36,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:59:36,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:59:36,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:59:36,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:59:36,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:59:36,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:59:36,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:59:36,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:59:36,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:59:36,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:59:36,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:59:36,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:59:36,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:59:36,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:59:36,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:59:36,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:59:36,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:59:36,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:59:36,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:59:36,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:59:36,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:59:36,197 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:59:36,197 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:59:36,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:59:36,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:59:36,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:59:36,199 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:59:36,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:59:36,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:59:36,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:59:36,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:59:36,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:59:36,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:59:36,207 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:59:36,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:59:36,207 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:59:36,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:59:36,208 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:59:36,208 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:59:36,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:59:36,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:59:36,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:59:36,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:59:36,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:59:36,209 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:59:36,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:59:36,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:59:36,210 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_77b8f245-0641-42ac-ba64-933e5d6f62d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87f1dffc4791cf25ae510fd8866e3e496425d62832b1b02adb55ef79c14eda4f [2021-11-21 05:59:36,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:59:36,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:59:36,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:59:36,500 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:59:36,502 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:59:36,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-21 05:59:36,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/data/a63c77b87/596b809c64194781b813beca254aa063/FLAGb35f75847 [2021-11-21 05:59:37,067 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:59:37,068 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-21 05:59:37,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/data/a63c77b87/596b809c64194781b813beca254aa063/FLAGb35f75847 [2021-11-21 05:59:37,416 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/data/a63c77b87/596b809c64194781b813beca254aa063 [2021-11-21 05:59:37,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:59:37,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:59:37,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:59:37,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:59:37,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:59:37,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ea813d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37, skipping insertion in model container [2021-11-21 05:59:37,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:59:37,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:59:37,748 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_77b8f245-0641-42ac-ba64-933e5d6f62d5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4371,4384] [2021-11-21 05:59:37,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:59:37,808 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:59:37,846 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_77b8f245-0641-42ac-ba64-933e5d6f62d5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4371,4384] [2021-11-21 05:59:37,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:59:37,881 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:59:37,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37 WrapperNode [2021-11-21 05:59:37,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:59:37,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:59:37,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:59:37,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:59:37,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,961 INFO L137 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 332 [2021-11-21 05:59:37,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:59:37,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:59:37,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:59:37,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:59:37,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:37,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:59:37,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:59:37,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:59:37,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:59:37,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:59:37" (1/1) ... [2021-11-21 05:59:38,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:59:38,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:59:38,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:59:38,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77b8f245-0641-42ac-ba64-933e5d6f62d5/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:59:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:59:38,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:59:38,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:59:38,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:59:38,169 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:59:38,170 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:59:38,582 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:59:38,707 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:59:38,707 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:59:38,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:59:38 BoogieIcfgContainer [2021-11-21 05:59:38,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:59:38,715 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:59:38,716 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:59:38,725 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:59:38,726 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:59:38" (1/1) ... [2021-11-21 05:59:38,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:59:38,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2021-11-21 05:59:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2021-11-21 05:59:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:59:38,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:38,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:39,242 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 05:59:39,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:39,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2021-11-21 05:59:39,323 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2021-11-21 05:59:39,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:59:39,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:39,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:39,419 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 05:59:39,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:39,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 73 states and 119 transitions. [2021-11-21 05:59:39,517 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 119 transitions. [2021-11-21 05:59:39,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:59:39,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:39,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:39,574 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 05:59:39,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:39,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2021-11-21 05:59:39,586 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2021-11-21 05:59:39,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:59:39,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:39,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:39,633 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 05:59:39,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:39,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2021-11-21 05:59:39,642 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2021-11-21 05:59:39,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:59:39,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:39,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:39,717 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 05:59:39,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2021-11-21 05:59:39,975 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2021-11-21 05:59:39,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:59:39,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:39,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:40,071 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 05:59:40,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:40,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2021-11-21 05:59:40,436 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2021-11-21 05:59:40,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:59:40,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:40,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:40,516 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 05:59:40,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:40,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2021-11-21 05:59:40,527 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2021-11-21 05:59:40,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:59:40,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:40,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:40,592 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 05:59:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2021-11-21 05:59:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2021-11-21 05:59:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:59:40,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:40,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:40,660 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 05:59:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:40,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 163 transitions. [2021-11-21 05:59:40,669 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2021-11-21 05:59:40,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:59:40,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:40,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:40,717 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 05:59:40,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:40,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 101 states and 163 transitions. [2021-11-21 05:59:40,727 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 163 transitions. [2021-11-21 05:59:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:59:40,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:40,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:40,793 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 05:59:41,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:41,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2021-11-21 05:59:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2021-11-21 05:59:41,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:59:41,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:41,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:41,796 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 05:59:44,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2021-11-21 05:59:44,074 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2021-11-21 05:59:44,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:59:44,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:44,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:44,294 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 05:59:48,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 132 states and 215 transitions. [2021-11-21 05:59:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 215 transitions. [2021-11-21 05:59:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:59:48,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:48,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:48,744 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 05:59:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 261 transitions. [2021-11-21 05:59:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 261 transitions. [2021-11-21 05:59:57,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:59:57,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:57,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:57,423 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 06:00:07,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 165 states and 289 transitions. [2021-11-21 06:00:07,087 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 289 transitions. [2021-11-21 06:00:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:00:07,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:07,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:07,151 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 06:00:09,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:09,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 173 states and 302 transitions. [2021-11-21 06:00:09,267 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 302 transitions. [2021-11-21 06:00:09,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:00:09,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:09,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:09,331 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 06:00:11,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 181 states and 320 transitions. [2021-11-21 06:00:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 320 transitions. [2021-11-21 06:00:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:00:11,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:11,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:11,675 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 06:00:12,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:12,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 184 states and 326 transitions. [2021-11-21 06:00:12,233 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 326 transitions. [2021-11-21 06:00:12,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:00:12,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:12,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:12,264 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 06:00:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 186 states and 330 transitions. [2021-11-21 06:00:12,744 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 330 transitions. [2021-11-21 06:00:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:00:12,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:12,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:13,130 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 06:00:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 190 states and 341 transitions. [2021-11-21 06:00:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 341 transitions. [2021-11-21 06:00:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:00:24,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:24,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:24,584 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 06:00:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 200 states and 362 transitions. [2021-11-21 06:00:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 362 transitions. [2021-11-21 06:00:30,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:00:30,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:30,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:30,652 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 06:00:38,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 215 states and 391 transitions. [2021-11-21 06:00:38,976 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 391 transitions. [2021-11-21 06:00:38,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:00:38,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:38,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:39,228 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 06:00:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 220 states and 405 transitions. [2021-11-21 06:00:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 405 transitions. [2021-11-21 06:00:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:00:42,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:42,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:43,005 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 06:00:45,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:45,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 223 states and 411 transitions. [2021-11-21 06:00:45,281 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 411 transitions. [2021-11-21 06:00:45,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:00:45,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:45,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:45,309 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 06:00:48,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:48,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 226 states and 419 transitions. [2021-11-21 06:00:48,065 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 419 transitions. [2021-11-21 06:00:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:00:48,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:48,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:48,093 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 06:00:50,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:50,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 229 states and 425 transitions. [2021-11-21 06:00:50,438 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 425 transitions. [2021-11-21 06:00:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:00:50,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:50,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:50,740 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 06:01:03,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:03,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 245 states and 460 transitions. [2021-11-21 06:01:03,946 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 460 transitions. [2021-11-21 06:01:03,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:01:03,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:03,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:03,967 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 06:01:06,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:06,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 248 states and 466 transitions. [2021-11-21 06:01:06,765 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 466 transitions. [2021-11-21 06:01:06,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:01:06,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:06,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:06,787 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 06:01:12,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:12,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 256 states and 485 transitions. [2021-11-21 06:01:12,419 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 485 transitions. [2021-11-21 06:01:12,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:01:12,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:12,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:12,440 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 06:01:15,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:15,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 259 states and 493 transitions. [2021-11-21 06:01:15,355 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 493 transitions. [2021-11-21 06:01:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:01:15,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:15,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:15,377 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 06:01:18,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:18,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 262 states and 499 transitions. [2021-11-21 06:01:18,275 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 499 transitions. [2021-11-21 06:01:18,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:01:18,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:18,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:21,804 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 06:02:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:03,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 288 states and 584 transitions. [2021-11-21 06:02:03,559 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 584 transitions. [2021-11-21 06:02:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:02:03,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:03,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:05,901 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 06:02:28,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:28,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 309 states and 663 transitions. [2021-11-21 06:02:28,126 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 663 transitions. [2021-11-21 06:02:28,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:02:28,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:28,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:30,262 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 06:02:52,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:52,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 329 states and 750 transitions. [2021-11-21 06:02:52,392 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 750 transitions. [2021-11-21 06:02:52,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:02:52,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:52,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:56,525 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 06:03:38,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:38,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 357 states and 851 transitions. [2021-11-21 06:03:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 851 transitions. [2021-11-21 06:03:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:03:38,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:38,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:43,331 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 06:04:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:40,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 384 states and 957 transitions. [2021-11-21 06:04:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 957 transitions. [2021-11-21 06:04:40,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:04:40,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:40,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:45,541 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 06:05:49,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:49,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 411 states and 1062 transitions. [2021-11-21 06:05:49,333 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1062 transitions. [2021-11-21 06:05:49,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:05:49,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:49,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:49,561 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 06:05:55,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 415 states and 1072 transitions. [2021-11-21 06:05:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1072 transitions. [2021-11-21 06:05:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:05:55,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:55,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:55,688 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 06:06:14,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:14,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 429 states and 1106 transitions. [2021-11-21 06:06:14,169 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 1106 transitions. [2021-11-21 06:06:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:06:14,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:14,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:14,777 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 06:06:32,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 444 states and 1143 transitions. [2021-11-21 06:06:32,309 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1143 transitions. [2021-11-21 06:06:32,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:06:32,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:32,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:32,978 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 06:06:40,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 450 states and 1158 transitions. [2021-11-21 06:06:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1158 transitions. [2021-11-21 06:06:40,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:06:40,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:40,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:40,128 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 06:06:56,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 461 states and 1188 transitions. [2021-11-21 06:06:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1188 transitions. [2021-11-21 06:06:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:06:56,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:56,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:57,066 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 06:07:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 472 states and 1212 transitions. [2021-11-21 06:07:10,843 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1212 transitions. [2021-11-21 06:07:10,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:07:10,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:10,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:10,909 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 06:07:20,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:20,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 479 states and 1239 transitions. [2021-11-21 06:07:20,498 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1239 transitions. [2021-11-21 06:07:20,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:07:20,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:20,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:20,522 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 06:07:24,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:24,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 484 states and 1253 transitions. [2021-11-21 06:07:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1253 transitions. [2021-11-21 06:07:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:07:24,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:24,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:24,925 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 06:07:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 491 states and 1269 transitions. [2021-11-21 06:07:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1269 transitions. [2021-11-21 06:07:36,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:07:36,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:36,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:36,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:36,218 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 06:07:40,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 493 states and 1275 transitions. [2021-11-21 06:07:40,418 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1275 transitions. [2021-11-21 06:07:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:07:40,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:40,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:40,451 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 06:07:45,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:45,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 497 states and 1280 transitions. [2021-11-21 06:07:45,793 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1280 transitions. [2021-11-21 06:07:45,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:07:45,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:45,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:45,815 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 06:07:55,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:55,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 503 states and 1297 transitions. [2021-11-21 06:07:55,270 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1297 transitions. [2021-11-21 06:07:55,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:07:55,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:55,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:55,296 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 06:07:57,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:57,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 505 states and 1302 transitions. [2021-11-21 06:07:57,008 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1302 transitions. [2021-11-21 06:07:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:07:57,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:57,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:57,030 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 06:08:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 509 states and 1305 transitions. [2021-11-21 06:08:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1305 transitions. [2021-11-21 06:08:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:08:00,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:00,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:01,473 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 06:08:18,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 522 states and 1338 transitions. [2021-11-21 06:08:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1338 transitions. [2021-11-21 06:08:18,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:08:18,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:18,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:18,209 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 06:08:30,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:30,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 530 states and 1360 transitions. [2021-11-21 06:08:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1360 transitions. [2021-11-21 06:08:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:08:30,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:30,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:30,025 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 06:08:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:39,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 535 states and 1373 transitions. [2021-11-21 06:08:39,521 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1373 transitions. [2021-11-21 06:08:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:08:39,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:39,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:39,543 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 06:08:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 542 states and 1384 transitions. [2021-11-21 06:08:50,632 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1384 transitions. [2021-11-21 06:08:50,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:08:50,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:50,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:50,661 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 06:08:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 545 states and 1389 transitions. [2021-11-21 06:08:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1389 transitions. [2021-11-21 06:08:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:08:57,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:57,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:21,501 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 06:11:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:56,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 574 states and 1520 transitions. [2021-11-21 06:11:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1520 transitions. [2021-11-21 06:11:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:11:56,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:56,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:57,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.