./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.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_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/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_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/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_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/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 16d5feefc85136540ef4669433de80b700c3a57c51c2b65f22ef098d8e79a29f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:53:29,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:53:29,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:53:30,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:53:30,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:53:30,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:53:30,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:53:30,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:53:30,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:53:30,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:53:30,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:53:30,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:53:30,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:53:30,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:53:30,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:53:30,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:53:30,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:53:30,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:53:30,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:53:30,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:53:30,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:53:30,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:53:30,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:53:30,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:53:30,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:53:30,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:53:30,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:53:30,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:53:30,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:53:30,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:53:30,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:53:30,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:53:30,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:53:30,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:53:30,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:53:30,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:53:30,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:53:30,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:53:30,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:53:30,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:53:30,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:53:30,115 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 04:53:30,148 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:53:30,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:53:30,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:53:30,149 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:53:30,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:53:30,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:53:30,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:53:30,150 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:53:30,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:53:30,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:53:30,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:53:30,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:53:30,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:53:30,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:53:30,152 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:53:30,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:53:30,152 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:53:30,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:53:30,152 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:53:30,153 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:53:30,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:53:30,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:53:30,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:53:30,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:53:30,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:53:30,154 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:53:30,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:53:30,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:53:30,154 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_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16d5feefc85136540ef4669433de80b700c3a57c51c2b65f22ef098d8e79a29f [2021-11-21 04:53:30,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:53:30,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:53:30,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:53:30,417 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:53:30,418 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:53:30,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 04:53:30,492 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/data/883de8b67/72a07cea11334f3196c597ae2d63e3c0/FLAG00a305bc2 [2021-11-21 04:53:31,091 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:53:31,091 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-21 04:53:31,106 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/data/883de8b67/72a07cea11334f3196c597ae2d63e3c0/FLAG00a305bc2 [2021-11-21 04:53:31,390 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/data/883de8b67/72a07cea11334f3196c597ae2d63e3c0 [2021-11-21 04:53:31,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:53:31,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:53:31,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:53:31,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:53:31,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:53:31,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3128ca89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31, skipping insertion in model container [2021-11-21 04:53:31,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:53:31,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:53:31,642 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_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[5377,5390] [2021-11-21 04:53:31,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:53:31,683 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:53:31,721 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_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[5377,5390] [2021-11-21 04:53:31,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:53:31,760 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:53:31,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31 WrapperNode [2021-11-21 04:53:31,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:53:31,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:53:31,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:53:31,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:53:31,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,815 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 423 [2021-11-21 04:53:31,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:53:31,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:53:31,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:53:31,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:53:31,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:53:31,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:53:31,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:53:31,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:53:31,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:53:31" (1/1) ... [2021-11-21 04:53:31,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:53:31,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:53:31,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:53:31,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b97df95-1b2e-4181-a6d3-b58a6b849dd0/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:53:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:53:31,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:53:31,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:53:31,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:53:32,059 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:53:32,061 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:53:32,575 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:53:32,766 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:53:32,766 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 04:53:32,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:53:32 BoogieIcfgContainer [2021-11-21 04:53:32,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:53:32,770 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:53:32,770 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:53:32,781 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:53:32,781 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:53:32" (1/1) ... [2021-11-21 04:53:32,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:53:32,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:32,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 84 states and 137 transitions. [2021-11-21 04:53:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 137 transitions. [2021-11-21 04:53:32,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:53:32,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:32,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:33,204 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 04:53:33,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:33,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2021-11-21 04:53:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2021-11-21 04:53:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:53:33,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:33,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:33,393 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 04:53:33,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:33,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 93 states and 150 transitions. [2021-11-21 04:53:33,486 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 150 transitions. [2021-11-21 04:53:33,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:53:33,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:33,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:33,609 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 04:53:33,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:33,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 96 states and 155 transitions. [2021-11-21 04:53:33,624 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 155 transitions. [2021-11-21 04:53:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:53:33,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:33,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:33,697 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 04:53:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 97 states and 155 transitions. [2021-11-21 04:53:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 155 transitions. [2021-11-21 04:53:33,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:53:33,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:33,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:33,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:33,794 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 04:53:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:34,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions. [2021-11-21 04:53:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2021-11-21 04:53:34,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:53:34,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:34,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:34,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:34,198 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 04:53:34,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:34,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 113 states and 181 transitions. [2021-11-21 04:53:34,589 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 181 transitions. [2021-11-21 04:53:34,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:53:34,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:34,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:34,644 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 04:53:34,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:34,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 116 states and 187 transitions. [2021-11-21 04:53:34,653 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 187 transitions. [2021-11-21 04:53:34,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:53:34,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:34,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:34,688 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 04:53:34,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:34,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 117 states and 187 transitions. [2021-11-21 04:53:34,697 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 187 transitions. [2021-11-21 04:53:34,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:53:34,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:34,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:34,731 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 04:53:34,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:34,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 120 states and 192 transitions. [2021-11-21 04:53:34,739 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 192 transitions. [2021-11-21 04:53:34,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:53:34,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:34,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:34,800 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 04:53:34,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 121 states and 192 transitions. [2021-11-21 04:53:34,809 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 192 transitions. [2021-11-21 04:53:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 04:53:34,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:34,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:34,893 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 04:53:35,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:35,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 130 states and 206 transitions. [2021-11-21 04:53:35,713 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 206 transitions. [2021-11-21 04:53:35,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 04:53:35,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:35,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:35,777 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 04:53:36,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:36,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 147 states and 236 transitions. [2021-11-21 04:53:36,649 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 236 transitions. [2021-11-21 04:53:36,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:53:36,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:36,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:53:36,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:36,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 150 states and 242 transitions. [2021-11-21 04:53:36,689 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 242 transitions. [2021-11-21 04:53:36,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:53:36,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:36,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,723 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 04:53:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2021-11-21 04:53:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2021-11-21 04:53:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:53:36,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:36,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,761 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 04:53:36,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:36,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 154 states and 248 transitions. [2021-11-21 04:53:36,772 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2021-11-21 04:53:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:53:36,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:36,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,823 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 04:53:36,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 155 states and 248 transitions. [2021-11-21 04:53:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 248 transitions. [2021-11-21 04:53:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:53:36,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:36,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,867 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 04:53:36,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:36,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 158 states and 254 transitions. [2021-11-21 04:53:36,878 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 254 transitions. [2021-11-21 04:53:36,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:53:36,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:36,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,905 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 04:53:36,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:36,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 159 states and 254 transitions. [2021-11-21 04:53:36,916 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 254 transitions. [2021-11-21 04:53:36,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:53:36,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:36,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,951 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 04:53:36,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:36,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 162 states and 259 transitions. [2021-11-21 04:53:36,962 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 259 transitions. [2021-11-21 04:53:36,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:53:36,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:36,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:36,992 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 04:53:37,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:37,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 163 states and 259 transitions. [2021-11-21 04:53:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 259 transitions. [2021-11-21 04:53:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:53:37,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:37,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:53:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:38,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 177 states and 282 transitions. [2021-11-21 04:53:38,557 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 282 transitions. [2021-11-21 04:53:38,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:53:38,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:38,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:38,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:53:43,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 195 states and 309 transitions. [2021-11-21 04:53:43,614 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 309 transitions. [2021-11-21 04:53:43,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:53:43,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:43,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:43,644 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 04:53:43,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:43,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 198 states and 315 transitions. [2021-11-21 04:53:43,660 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 315 transitions. [2021-11-21 04:53:43,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:53:43,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:43,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:44,402 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 04:53:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 222 states and 367 transitions. [2021-11-21 04:53:55,934 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 367 transitions. [2021-11-21 04:53:55,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:53:55,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:55,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:55,960 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 04:53:55,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:53:55,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 223 states and 367 transitions. [2021-11-21 04:53:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 367 transitions. [2021-11-21 04:53:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:53:55,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:53:55,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:53:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:53:56,406 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 04:54:07,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:07,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 227 states and 375 transitions. [2021-11-21 04:54:07,814 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 375 transitions. [2021-11-21 04:54:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:54:07,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:07,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:07,840 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 04:54:07,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:07,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 230 states and 381 transitions. [2021-11-21 04:54:07,858 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 381 transitions. [2021-11-21 04:54:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:54:07,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:07,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:08,241 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 04:54:24,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:24,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 239 states and 401 transitions. [2021-11-21 04:54:24,770 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 401 transitions. [2021-11-21 04:54:24,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:54:24,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:24,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:24,863 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 04:54:30,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:30,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 247 states and 418 transitions. [2021-11-21 04:54:30,351 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 418 transitions. [2021-11-21 04:54:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:54:30,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:30,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:30,376 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 04:54:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:30,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 248 states and 418 transitions. [2021-11-21 04:54:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 418 transitions. [2021-11-21 04:54:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:54:30,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:30,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:31,501 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 04:54:52,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:52,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 262 states and 447 transitions. [2021-11-21 04:54:52,421 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 447 transitions. [2021-11-21 04:54:52,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:54:52,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:52,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:52,529 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 04:54:57,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:54:57,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 270 states and 463 transitions. [2021-11-21 04:54:57,703 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 463 transitions. [2021-11-21 04:54:57,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:54:57,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:54:57,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:54:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:54:58,501 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 04:55:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:23,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 289 states and 500 transitions. [2021-11-21 04:55:23,243 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 500 transitions. [2021-11-21 04:55:23,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:55:23,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:23,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:23,356 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 04:55:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 297 states and 513 transitions. [2021-11-21 04:55:27,841 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 513 transitions. [2021-11-21 04:55:27,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:55:27,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:27,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:28,309 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 04:55:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 302 states and 525 transitions. [2021-11-21 04:55:34,284 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 525 transitions. [2021-11-21 04:55:34,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:55:34,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:34,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:34,668 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 04:55:44,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:55:44,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 312 states and 546 transitions. [2021-11-21 04:55:44,969 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 546 transitions. [2021-11-21 04:55:44,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:55:44,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:55:44,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:55:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:55:45,334 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 04:56:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 327 states and 577 transitions. [2021-11-21 04:56:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 577 transitions. [2021-11-21 04:56:00,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:56:00,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:00,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:01,169 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 04:56:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:21,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 347 states and 616 transitions. [2021-11-21 04:56:21,307 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 616 transitions. [2021-11-21 04:56:21,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:56:21,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:21,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:21,354 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 04:56:25,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:25,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 350 states and 626 transitions. [2021-11-21 04:56:25,964 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 626 transitions. [2021-11-21 04:56:25,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:56:25,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:25,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:25,992 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 04:56:30,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:30,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 353 states and 634 transitions. [2021-11-21 04:56:30,408 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 634 transitions. [2021-11-21 04:56:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:56:30,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:30,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:30,441 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 04:56:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 356 states and 640 transitions. [2021-11-21 04:56:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 640 transitions. [2021-11-21 04:56:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:56:34,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:34,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:34,821 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 04:56:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 359 states and 648 transitions. [2021-11-21 04:56:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 648 transitions. [2021-11-21 04:56:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:56:39,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:39,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:39,108 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 04:56:43,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:43,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 362 states and 654 transitions. [2021-11-21 04:56:43,466 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 654 transitions. [2021-11-21 04:56:43,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:56:43,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:43,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:43,498 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 04:56:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 365 states and 660 transitions. [2021-11-21 04:56:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 660 transitions. [2021-11-21 04:56:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:56:47,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:47,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:47,755 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 04:56:52,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:52,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 368 states and 666 transitions. [2021-11-21 04:56:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 666 transitions. [2021-11-21 04:56:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:56:52,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:52,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:52,452 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 04:56:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:56:57,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 371 states and 674 transitions. [2021-11-21 04:56:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 674 transitions. [2021-11-21 04:56:57,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:56:57,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:56:57,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:56:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:56:57,555 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 04:57:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:25,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 392 states and 719 transitions. [2021-11-21 04:57:25,229 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 719 transitions. [2021-11-21 04:57:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:57:25,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:25,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:25,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:25,252 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 04:57:30,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:30,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 395 states and 725 transitions. [2021-11-21 04:57:30,086 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 725 transitions. [2021-11-21 04:57:30,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:57:30,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:30,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:30,115 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 04:57:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 403 states and 744 transitions. [2021-11-21 04:57:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 744 transitions. [2021-11-21 04:57:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:57:40,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:40,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:40,298 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 04:57:45,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 406 states and 750 transitions. [2021-11-21 04:57:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 750 transitions. [2021-11-21 04:57:45,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:57:45,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:45,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:45,229 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 04:57:50,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:50,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 409 states and 756 transitions. [2021-11-21 04:57:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 756 transitions. [2021-11-21 04:57:50,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:57:50,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:50,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:50,088 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 04:57:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:57:59,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 417 states and 774 transitions. [2021-11-21 04:57:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 774 transitions. [2021-11-21 04:57:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:57:59,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:57:59,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:57:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:57:59,744 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 04:58:04,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:04,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 420 states and 780 transitions. [2021-11-21 04:58:04,527 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 780 transitions. [2021-11-21 04:58:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:58:04,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:04,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:08,461 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:58:37,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:58:37,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 447 states and 880 transitions. [2021-11-21 04:58:37,281 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 880 transitions. [2021-11-21 04:58:37,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:58:37,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:58:37,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:58:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:58:40,498 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:59:17,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:17,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 474 states and 984 transitions. [2021-11-21 04:59:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 984 transitions. [2021-11-21 04:59:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:59:17,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:17,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:59:21,899 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:59:57,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:59:57,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 498 states and 1087 transitions. [2021-11-21 04:59:57,716 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1087 transitions. [2021-11-21 04:59:57,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:59:57,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:59:57,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:59:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:00:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:00:52,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:00:52,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 520 states and 1161 transitions. [2021-11-21 05:00:52,282 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1161 transitions. [2021-11-21 05:00:52,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:00:52,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:00:52,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:00:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:01:00,638 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:02:38,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:02:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 555 states and 1286 transitions. [2021-11-21 05:02:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1286 transitions. [2021-11-21 05:02:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:02:38,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:02:38,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:02:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:02:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:03:24,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:03:24,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 575 states and 1374 transitions. [2021-11-21 05:03:24,856 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1374 transitions. [2021-11-21 05:03:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:03:24,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:03:24,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:03:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:03:33,168 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:23,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:23,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 605 states and 1499 transitions. [2021-11-21 05:05:23,538 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1499 transitions. [2021-11-21 05:05:23,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:05:23,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:23,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:23,976 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:05:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:05:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 614 states and 1521 transitions. [2021-11-21 05:05:41,909 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1521 transitions. [2021-11-21 05:05:41,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:05:41,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:05:41,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:05:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:05:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.