./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bed48b88780a9161d07013a5b96d251b4e7830e1504dd411292edd1687355823 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:59:28,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:59:28,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:59:28,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:59:28,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:59:29,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:59:29,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:59:29,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:59:29,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:59:29,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:59:29,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:59:29,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:59:29,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:59:29,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:59:29,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:59:29,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:59:29,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:59:29,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:59:29,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:59:29,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:59:29,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:59:29,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:59:29,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:59:29,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:59:29,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:59:29,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:59:29,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:59:29,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:59:29,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:59:29,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:59:29,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:59:29,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:59:29,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:59:29,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:59:29,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:59:29,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:59:29,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:59:29,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:59:29,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:59:29,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:59:29,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:59:29,072 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:59:29,122 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:59:29,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:59:29,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:59:29,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:59:29,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:59:29,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:59:29,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:59:29,127 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:59:29,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:59:29,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:59:29,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:59:29,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:59:29,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:59:29,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:59:29,136 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:59:29,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:59:29,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:59:29,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:59:29,137 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:59:29,137 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:59:29,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:59:29,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:59:29,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:59:29,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:59:29,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:59:29,138 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:59:29,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:59:29,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:59:29,139 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_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bed48b88780a9161d07013a5b96d251b4e7830e1504dd411292edd1687355823 [2021-11-23 00:59:29,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:59:29,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:59:29,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:59:29,467 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:59:29,469 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:59:29,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c [2021-11-23 00:59:29,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/data/b7193c64e/474ab87e35484436a285c35d1cbc1d8d/FLAG41596d5fd [2021-11-23 00:59:30,185 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:59:30,186 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c [2021-11-23 00:59:30,199 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/data/b7193c64e/474ab87e35484436a285c35d1cbc1d8d/FLAG41596d5fd [2021-11-23 00:59:30,475 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/data/b7193c64e/474ab87e35484436a285c35d1cbc1d8d [2021-11-23 00:59:30,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:59:30,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:59:30,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:59:30,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:59:30,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:59:30,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:59:30" (1/1) ... [2021-11-23 00:59:30,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6a269d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:30, skipping insertion in model container [2021-11-23 00:59:30,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:59:30" (1/1) ... [2021-11-23 00:59:30,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:59:30,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:59:30,936 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_001011f4-e229-4a74-860e-f2954827c1df/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c[28194,28207] [2021-11-23 00:59:30,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:59:30,950 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:59:31,096 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_001011f4-e229-4a74-860e-f2954827c1df/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c[28194,28207] [2021-11-23 00:59:31,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:59:31,120 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:59:31,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31 WrapperNode [2021-11-23 00:59:31,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:59:31,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:59:31,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:59:31,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:59:31,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,222 INFO L137 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 951 [2021-11-23 00:59:31,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:59:31,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:59:31,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:59:31,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:59:31,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:59:31,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:59:31,348 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:59:31,348 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:59:31,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:59:31" (1/1) ... [2021-11-23 00:59:31,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:59:31,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:59:31,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:59:31,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_001011f4-e229-4a74-860e-f2954827c1df/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:59:31,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:59:31,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:59:31,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:59:31,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:59:31,687 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:59:31,689 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:59:33,066 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:59:34,246 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:59:34,246 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:59:34,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:59:34 BoogieIcfgContainer [2021-11-23 00:59:34,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:59:34,253 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:59:34,253 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:59:34,266 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:59:34,268 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:59:34" (1/1) ... [2021-11-23 00:59:34,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:59:34,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 00:59:34,376 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 00:59:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:59:34,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:35,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2021-11-23 00:59:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2021-11-23 00:59:35,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:59:35,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2021-11-23 00:59:36,625 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2021-11-23 00:59:36,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:59:36,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:37,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 149 states and 244 transitions. [2021-11-23 00:59:37,448 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 244 transitions. [2021-11-23 00:59:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:59:37,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:38,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 154 states and 255 transitions. [2021-11-23 00:59:38,466 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 255 transitions. [2021-11-23 00:59:38,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:59:38,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 160 states and 268 transitions. [2021-11-23 00:59:39,727 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2021-11-23 00:59:39,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:59:39,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:41,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2021-11-23 00:59:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2021-11-23 00:59:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:59:41,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:43,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 175 states and 297 transitions. [2021-11-23 00:59:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 297 transitions. [2021-11-23 00:59:43,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:59:43,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:44,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-23 00:59:44,051 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-23 00:59:44,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:59:44,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:44,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 177 states and 298 transitions. [2021-11-23 00:59:44,178 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 298 transitions. [2021-11-23 00:59:44,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:59:44,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:47,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 188 states and 317 transitions. [2021-11-23 00:59:47,108 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 317 transitions. [2021-11-23 00:59:47,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:59:47,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:47,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 191 states and 322 transitions. [2021-11-23 00:59:47,653 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 322 transitions. [2021-11-23 00:59:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:59:47,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 208 states and 360 transitions. [2021-11-23 00:59:54,806 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 360 transitions. [2021-11-23 00:59:54,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:59:54,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,295 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:01,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 226 states and 400 transitions. [2021-11-23 01:00:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 400 transitions. [2021-11-23 01:00:01,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:00:01,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:01,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 227 states and 402 transitions. [2021-11-23 01:00:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 402 transitions. [2021-11-23 01:00:01,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:00:01,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:02,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:09,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 246 states and 443 transitions. [2021-11-23 01:00:09,131 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 443 transitions. [2021-11-23 01:00:09,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:00:09,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:10,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 248 states and 448 transitions. [2021-11-23 01:00:10,137 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 448 transitions. [2021-11-23 01:00:10,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:00:10,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 268 states and 491 transitions. [2021-11-23 01:00:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 491 transitions. [2021-11-23 01:00:17,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:00:17,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:18,055 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:19,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 271 states and 499 transitions. [2021-11-23 01:00:19,243 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 499 transitions. [2021-11-23 01:00:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:00:19,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:19,433 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 272 states and 500 transitions. [2021-11-23 01:00:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 500 transitions. [2021-11-23 01:00:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:00:19,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:27,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:27,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 287 states and 533 transitions. [2021-11-23 01:00:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 533 transitions. [2021-11-23 01:00:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:00:27,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:27,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:27,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:28,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:28,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 288 states and 540 transitions. [2021-11-23 01:00:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 540 transitions. [2021-11-23 01:00:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:00:28,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:28,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 291 states and 545 transitions. [2021-11-23 01:00:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 545 transitions. [2021-11-23 01:00:29,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:00:29,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:30,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 292 states and 547 transitions. [2021-11-23 01:00:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 547 transitions. [2021-11-23 01:00:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:00:30,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:30,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:30,519 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:31,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 294 states and 549 transitions. [2021-11-23 01:00:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 549 transitions. [2021-11-23 01:00:31,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:00:31,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:31,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:42,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:42,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 315 states and 589 transitions. [2021-11-23 01:00:42,779 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 589 transitions. [2021-11-23 01:00:42,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:00:42,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:42,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:51,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 336 states and 627 transitions. [2021-11-23 01:00:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 627 transitions. [2021-11-23 01:00:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:00:51,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:00,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 345 states and 650 transitions. [2021-11-23 01:01:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 650 transitions. [2021-11-23 01:01:00,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:01:00,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,518 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:12,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:12,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 360 states and 712 transitions. [2021-11-23 01:01:12,894 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 712 transitions. [2021-11-23 01:01:12,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:01:12,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:12,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:13,268 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 366 states and 727 transitions. [2021-11-23 01:01:17,343 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 727 transitions. [2021-11-23 01:01:17,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:01:17,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:17,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:29,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 379 states and 774 transitions. [2021-11-23 01:01:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 774 transitions. [2021-11-23 01:01:29,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:01:29,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:29,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:29,751 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:35,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 386 states and 788 transitions. [2021-11-23 01:01:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 788 transitions. [2021-11-23 01:01:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:01:35,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:35,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:36,904 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:47,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 398 states and 815 transitions. [2021-11-23 01:01:47,905 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 815 transitions. [2021-11-23 01:01:47,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:01:47,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:48,293 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:52,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:52,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 401 states and 819 transitions. [2021-11-23 01:01:52,239 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 819 transitions. [2021-11-23 01:01:52,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:01:52,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:52,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:52,435 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:53,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 402 states and 823 transitions. [2021-11-23 01:01:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 823 transitions. [2021-11-23 01:01:53,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:01:53,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:53,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 416 states and 856 transitions. [2021-11-23 01:02:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 856 transitions. [2021-11-23 01:02:08,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:02:08,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:08,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:09,513 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:16,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:16,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 424 states and 887 transitions. [2021-11-23 01:02:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 887 transitions. [2021-11-23 01:02:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:02:16,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:16,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:17,417 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:18,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 425 states and 890 transitions. [2021-11-23 01:02:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 890 transitions. [2021-11-23 01:02:18,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:02:18,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:18,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:19,511 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:21,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 427 states and 901 transitions. [2021-11-23 01:02:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 901 transitions. [2021-11-23 01:02:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:02:21,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:21,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,782 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 437 states and 928 transitions. [2021-11-23 01:02:33,864 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 928 transitions. [2021-11-23 01:02:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:02:33,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,199 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:37,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 434 states and 935 transitions. [2021-11-23 01:02:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 935 transitions. [2021-11-23 01:02:37,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:02:37,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,709 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 436 states and 949 transitions. [2021-11-23 01:02:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 949 transitions. [2021-11-23 01:02:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:02:39,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:40,046 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 437 states and 950 transitions. [2021-11-23 01:02:41,363 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 950 transitions. [2021-11-23 01:02:41,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:02:41,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,274 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 451 states and 981 transitions. [2021-11-23 01:02:56,152 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 981 transitions. [2021-11-23 01:02:56,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:02:56,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:05,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 462 states and 1010 transitions. [2021-11-23 01:03:05,284 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1010 transitions. [2021-11-23 01:03:05,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:03:05,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:05,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:08,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 465 states and 1025 transitions. [2021-11-23 01:03:08,408 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1025 transitions. [2021-11-23 01:03:08,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:03:08,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:08,737 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:09,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 466 states and 1026 transitions. [2021-11-23 01:03:09,811 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1026 transitions. [2021-11-23 01:03:09,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:03:09,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:12,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:12,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 469 states and 1041 transitions. [2021-11-23 01:03:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1041 transitions. [2021-11-23 01:03:12,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:03:12,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:12,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:14,258 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:18,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 473 states and 1056 transitions. [2021-11-23 01:03:18,947 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1056 transitions. [2021-11-23 01:03:18,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:03:18,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:22,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 477 states and 1075 transitions. [2021-11-23 01:03:22,191 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1075 transitions. [2021-11-23 01:03:22,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:03:22,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:22,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:22,392 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:24,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 480 states and 1091 transitions. [2021-11-23 01:03:24,684 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1091 transitions. [2021-11-23 01:03:24,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:03:24,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:24,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:24,866 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:25,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 481 states and 1093 transitions. [2021-11-23 01:03:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1093 transitions. [2021-11-23 01:03:25,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:03:25,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:25,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:26,063 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 482 states and 1094 transitions. [2021-11-23 01:03:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1094 transitions. [2021-11-23 01:03:27,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:03:27,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:27,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:27,290 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:28,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 483 states and 1095 transitions. [2021-11-23 01:03:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1095 transitions. [2021-11-23 01:03:28,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:03:28,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:30,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:30,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 485 states and 1097 transitions. [2021-11-23 01:03:30,739 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1097 transitions. [2021-11-23 01:03:30,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:03:30,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:30,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:33,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:33,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 488 states and 1113 transitions. [2021-11-23 01:03:33,077 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1113 transitions. [2021-11-23 01:03:33,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:03:33,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:33,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:35,060 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:39,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:39,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 490 states and 1120 transitions. [2021-11-23 01:03:39,813 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1120 transitions. [2021-11-23 01:03:39,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:03:39,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:39,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:40,248 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 491 states and 1125 transitions. [2021-11-23 01:03:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1125 transitions. [2021-11-23 01:03:41,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:03:41,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:41,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:42,002 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:48,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:48,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 497 states and 1147 transitions. [2021-11-23 01:03:48,293 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1147 transitions. [2021-11-23 01:03:48,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:03:48,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:48,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:48,788 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:51,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:51,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 499 states and 1150 transitions. [2021-11-23 01:03:51,172 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1150 transitions. [2021-11-23 01:03:51,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:03:51,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:51,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:51,648 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:52,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 500 states and 1151 transitions. [2021-11-23 01:03:52,933 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1151 transitions. [2021-11-23 01:03:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:03:52,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:52,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:53,405 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 503 states and 1167 transitions. [2021-11-23 01:03:56,059 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1167 transitions. [2021-11-23 01:03:56,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:03:56,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:56,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 506 states and 1182 transitions. [2021-11-23 01:03:59,302 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1182 transitions. [2021-11-23 01:03:59,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:03:59,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:59,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 551 states and 1319 transitions. [2021-11-23 01:04:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1319 transitions. [2021-11-23 01:04:42,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:04:42,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:42,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 563 states and 1353 transitions. [2021-11-23 01:04:58,758 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1353 transitions. [2021-11-23 01:04:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:04:58,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:58,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:05,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:05,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 566 states and 1360 transitions. [2021-11-23 01:05:05,025 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1360 transitions. [2021-11-23 01:05:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:05:05,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:05,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:06,196 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 567 states and 1361 transitions. [2021-11-23 01:05:07,781 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1361 transitions. [2021-11-23 01:05:07,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:05:07,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:10,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 568 states and 1362 transitions. [2021-11-23 01:05:10,700 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1362 transitions. [2021-11-23 01:05:10,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:05:10,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:10,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:16,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:16,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 572 states and 1370 transitions. [2021-11-23 01:05:16,936 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1370 transitions. [2021-11-23 01:05:16,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:05:16,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:16,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:18,010 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:19,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:19,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 573 states and 1371 transitions. [2021-11-23 01:05:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1371 transitions. [2021-11-23 01:05:19,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:05:19,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:19,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:20,896 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:24,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 576 states and 1380 transitions. [2021-11-23 01:05:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1380 transitions. [2021-11-23 01:05:24,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:05:24,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:24,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:25,137 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:28,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:28,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 579 states and 1389 transitions. [2021-11-23 01:05:28,503 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1389 transitions. [2021-11-23 01:05:28,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:05:28,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:28,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:06:01,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 606 states and 1436 transitions. [2021-11-23 01:06:01,472 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1436 transitions. [2021-11-23 01:06:01,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:06:01,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,778 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:06:25,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 625 states and 1469 transitions. [2021-11-23 01:06:25,085 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1469 transitions. [2021-11-23 01:06:25,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:06:25,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:06:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 627 states and 1476 transitions. [2021-11-23 01:06:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1476 transitions. [2021-11-23 01:06:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:06:33,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:06:35,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 628 states and 1478 transitions. [2021-11-23 01:06:35,449 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1478 transitions. [2021-11-23 01:06:35,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:06:35,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,764 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:06:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 629 states and 1479 transitions. [2021-11-23 01:06:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1479 transitions. [2021-11-23 01:06:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:06:37,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:06:43,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:43,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 630 states and 1482 transitions. [2021-11-23 01:06:43,016 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1482 transitions. [2021-11-23 01:06:43,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:06:43,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:43,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,977 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:18,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:18,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 651 states and 1526 transitions. [2021-11-23 01:07:18,299 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1526 transitions. [2021-11-23 01:07:18,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:07:18,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:18,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:18,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:18,979 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:44,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 673 states and 1591 transitions. [2021-11-23 01:07:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1591 transitions. [2021-11-23 01:07:44,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:07:44,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:44,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:04,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:04,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 688 states and 1650 transitions. [2021-11-23 01:08:04,842 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1650 transitions. [2021-11-23 01:08:04,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:08:04,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:04,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:05,551 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:07,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:07,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 689 states and 1652 transitions. [2021-11-23 01:08:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1652 transitions. [2021-11-23 01:08:07,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:08:07,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:07,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:13,080 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:37,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 705 states and 1700 transitions. [2021-11-23 01:08:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1700 transitions. [2021-11-23 01:08:37,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:08:37,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:37,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:46,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 712 states and 1715 transitions. [2021-11-23 01:08:46,485 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1715 transitions. [2021-11-23 01:08:46,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:08:46,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:46,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:47,254 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:08,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:08,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 728 states and 1767 transitions. [2021-11-23 01:09:08,595 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1767 transitions. [2021-11-23 01:09:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:09:08,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:08,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:12,599 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:40,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 752 states and 1817 transitions. [2021-11-23 01:09:40,580 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1817 transitions. [2021-11-23 01:09:40,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:09:40,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:41,017 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:59,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:59,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 768 states and 1861 transitions. [2021-11-23 01:09:59,779 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1861 transitions. [2021-11-23 01:09:59,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:09:59,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:59,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:07,642 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:53,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 819 states and 1962 transitions. [2021-11-23 01:10:53,166 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1962 transitions. [2021-11-23 01:10:53,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:10:53,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:53,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 833 states and 1986 transitions. [2021-11-23 01:11:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1986 transitions. [2021-11-23 01:11:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:11:03,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:03,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.