./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:00:07,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:00:07,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:00:07,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:00:07,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:00:07,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:00:07,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:00:07,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:00:07,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:00:07,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:00:07,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:00:07,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:00:07,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:00:07,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:00:07,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:00:07,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:00:07,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:00:07,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:00:07,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:00:07,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:00:07,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:00:07,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:00:07,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:00:07,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:00:07,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:00:07,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:00:07,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:00:07,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:00:07,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:00:07,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:00:07,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:00:07,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:00:07,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:00:07,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:00:07,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:00:07,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:00:07,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:00:07,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:00:07,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:00:07,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:00:07,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:00:07,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-25 07:00:07,440 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:00:07,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:00:07,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:00:07,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:00:07,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:00:07,443 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:00:07,444 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:00:07,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:00:07,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:00:07,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:00:07,444 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 07:00:07,445 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 07:00:07,445 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 07:00:07,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:00:07,445 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:00:07,446 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:00:07,446 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:00:07,446 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:00:07,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:00:07,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:00:07,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:00:07,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:00:07,447 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:00:07,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:00:07,448 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_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 [2021-11-25 07:00:07,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:00:07,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:00:07,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:00:07,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:00:07,706 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:00:07,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2021-11-25 07:00:07,824 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/data/617bf68fd/b94ee83f908744c48cf70ce174dfb2c5/FLAGe50b5bc5b [2021-11-25 07:00:08,385 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:00:08,386 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2021-11-25 07:00:08,403 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/data/617bf68fd/b94ee83f908744c48cf70ce174dfb2c5/FLAGe50b5bc5b [2021-11-25 07:00:08,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/data/617bf68fd/b94ee83f908744c48cf70ce174dfb2c5 [2021-11-25 07:00:08,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:00:08,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:00:08,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:00:08,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:00:08,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:00:08,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:00:08" (1/1) ... [2021-11-25 07:00:08,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@124b074d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:08, skipping insertion in model container [2021-11-25 07:00:08,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:00:08" (1/1) ... [2021-11-25 07:00:08,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:00:08,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:00:09,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:00:09,155 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:00:09,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:00:09,246 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:00:09,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09 WrapperNode [2021-11-25 07:00:09,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:00:09,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:00:09,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:00:09,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:00:09,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,343 INFO L137 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2021-11-25 07:00:09,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:00:09,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:00:09,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:00:09,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:00:09,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:00:09,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:00:09,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:00:09,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:00:09,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:00:09" (1/1) ... [2021-11-25 07:00:09,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:00:09,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:00:09,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:00:09,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04157772-62f3-470c-b5bf-129ae467a784/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:00:09,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:00:09,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:00:09,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:00:09,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:00:09,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:00:09,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:00:09,660 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:00:09,662 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:00:09,939 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:00:10,002 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:00:10,003 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 07:00:10,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:00:10 BoogieIcfgContainer [2021-11-25 07:00:10,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:00:10,006 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:00:10,006 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:00:10,016 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:00:10,016 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:00:10" (1/1) ... [2021-11-25 07:00:10,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:00:10,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2021-11-25 07:00:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2021-11-25 07:00:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:00:10,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:10,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:10,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:10,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2021-11-25 07:00:10,333 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2021-11-25 07:00:10,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:00:10,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:10,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:10,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:10,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2021-11-25 07:00:10,679 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2021-11-25 07:00:10,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:00:10,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:10,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:10,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:10,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:10,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2021-11-25 07:00:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2021-11-25 07:00:10,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:00:10,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:10,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:11,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:11,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2021-11-25 07:00:11,193 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2021-11-25 07:00:11,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:00:11,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:11,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:11,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:11,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:11,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2021-11-25 07:00:11,574 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2021-11-25 07:00:11,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:00:11,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:11,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:11,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:12,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2021-11-25 07:00:12,413 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2021-11-25 07:00:12,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:00:12,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:12,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:12,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2021-11-25 07:00:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2021-11-25 07:00:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:00:13,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:13,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:13,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:13,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2021-11-25 07:00:13,232 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2021-11-25 07:00:13,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:00:13,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:13,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:13,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:14,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2021-11-25 07:00:14,225 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2021-11-25 07:00:14,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:00:14,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:14,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:14,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:14,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 93 transitions. [2021-11-25 07:00:14,698 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2021-11-25 07:00:14,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:00:14,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:14,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:14,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:00:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:15,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2021-11-25 07:00:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2021-11-25 07:00:15,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:00:15,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:15,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:15,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:15,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:15,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 59 states and 100 transitions. [2021-11-25 07:00:15,742 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 100 transitions. [2021-11-25 07:00:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:00:15,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:15,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:15,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2021-11-25 07:00:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2021-11-25 07:00:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:00:16,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:16,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:16,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 110 transitions. [2021-11-25 07:00:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 110 transitions. [2021-11-25 07:00:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 07:00:16,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:16,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:17,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:18,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 66 states and 125 transitions. [2021-11-25 07:00:18,518 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2021-11-25 07:00:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:00:18,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:18,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:19,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:19,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 62 states and 110 transitions. [2021-11-25 07:00:19,693 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 110 transitions. [2021-11-25 07:00:19,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:00:19,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:19,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:19,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:00:20,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:20,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 112 transitions. [2021-11-25 07:00:20,404 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 112 transitions. [2021-11-25 07:00:20,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:00:20,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:20,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:20,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:20,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:20,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 65 states and 116 transitions. [2021-11-25 07:00:20,813 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 116 transitions. [2021-11-25 07:00:20,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:00:20,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:20,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:22,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 68 states and 123 transitions. [2021-11-25 07:00:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 123 transitions. [2021-11-25 07:00:22,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:00:22,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:22,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:22,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:23,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:23,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 70 states and 128 transitions. [2021-11-25 07:00:23,203 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 128 transitions. [2021-11-25 07:00:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:23,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:23,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:23,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:00:23,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 71 states and 132 transitions. [2021-11-25 07:00:23,578 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 132 transitions. [2021-11-25 07:00:23,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:23,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:23,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:00:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:23,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 72 states and 132 transitions. [2021-11-25 07:00:23,917 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 132 transitions. [2021-11-25 07:00:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:23,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:23,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:23,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:00:24,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:24,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 73 states and 134 transitions. [2021-11-25 07:00:24,328 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 134 transitions. [2021-11-25 07:00:24,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:24,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:24,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:24,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:25,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:25,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 115 transitions. [2021-11-25 07:00:25,004 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 115 transitions. [2021-11-25 07:00:25,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:25,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:25,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:25,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:27,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:27,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2021-11-25 07:00:27,980 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2021-11-25 07:00:27,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:27,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:27,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:28,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:29,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 73 states and 138 transitions. [2021-11-25 07:00:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2021-11-25 07:00:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:29,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:29,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:29,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:33,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:33,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 78 states and 148 transitions. [2021-11-25 07:00:33,275 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 148 transitions. [2021-11-25 07:00:33,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:33,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:33,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:00:33,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:33,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 79 states and 148 transitions. [2021-11-25 07:00:33,782 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 148 transitions. [2021-11-25 07:00:33,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:33,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:33,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:34,217 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:35,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:35,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 152 transitions. [2021-11-25 07:00:35,187 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2021-11-25 07:00:35,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:35,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:35,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:35,231 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 81 states and 156 transitions. [2021-11-25 07:00:35,686 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 156 transitions. [2021-11-25 07:00:35,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:00:35,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:35,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:35,725 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:00:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:36,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2021-11-25 07:00:36,389 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2021-11-25 07:00:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:00:36,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:36,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:00:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2021-11-25 07:00:36,941 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2021-11-25 07:00:36,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:00:36,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:36,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:37,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:00:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2021-11-25 07:00:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2021-11-25 07:00:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:00:38,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:38,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:38,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:39,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2021-11-25 07:00:39,520 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2021-11-25 07:00:39,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:00:39,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:39,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:39,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:40,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:40,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2021-11-25 07:00:40,881 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2021-11-25 07:00:40,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:00:40,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:40,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:40,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:40,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:40,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2021-11-25 07:00:40,908 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2021-11-25 07:00:40,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:00:40,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:40,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:41,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:41,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:41,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2021-11-25 07:00:41,029 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2021-11-25 07:00:41,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:00:41,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:41,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:00:42,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:42,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 48 states and 67 transitions. [2021-11-25 07:00:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2021-11-25 07:00:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:00:42,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:42,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:42,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:43,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:43,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2021-11-25 07:00:43,486 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2021-11-25 07:00:43,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:00:43,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:43,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:47,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:47,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 46 states and 65 transitions. [2021-11-25 07:00:47,027 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2021-11-25 07:00:47,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:00:47,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:47,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:48,597 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:00:52,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:52,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2021-11-25 07:00:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2021-11-25 07:00:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:00:52,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:52,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:00:53,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:00:53,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2021-11-25 07:00:53,279 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2021-11-25 07:00:53,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:00:53,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:00:53,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:00:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:00:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:01:03,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:03,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2021-11-25 07:01:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2021-11-25 07:01:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:01:03,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:03,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:05,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:01:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2021-11-25 07:01:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2021-11-25 07:01:10,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:01:10,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:10,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:11,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:01:12,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:12,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 52 states and 72 transitions. [2021-11-25 07:01:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2021-11-25 07:01:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:01:12,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:12,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:01:17,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:17,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2021-11-25 07:01:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2021-11-25 07:01:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:01:17,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:17,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:18,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:01:29,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:29,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2021-11-25 07:01:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2021-11-25 07:01:29,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:01:29,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:29,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:29,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:01:32,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:32,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 67 states and 103 transitions. [2021-11-25 07:01:32,359 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 103 transitions. [2021-11-25 07:01:32,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:01:32,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:32,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:33,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:01:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2021-11-25 07:01:41,398 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2021-11-25 07:01:41,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:01:41,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:41,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:41,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:01:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 116 transitions. [2021-11-25 07:01:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2021-11-25 07:01:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:01:44,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:44,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:01:45,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2021-11-25 07:01:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2021-11-25 07:01:45,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:01:45,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:45,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:47,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:01:52,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:52,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2021-11-25 07:01:52,892 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2021-11-25 07:01:52,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:01:52,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:52,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:01:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:01:57,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 81 states and 124 transitions. [2021-11-25 07:01:57,700 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2021-11-25 07:01:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:01:57,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:01:57,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:01:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:01:57,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:02:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2021-11-25 07:02:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2021-11-25 07:02:00,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 07:02:00,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:00,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:02:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:09,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 87 states and 136 transitions. [2021-11-25 07:02:09,357 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2021-11-25 07:02:09,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:02:09,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:09,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:09,417 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:02:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:10,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2021-11-25 07:02:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2021-11-25 07:02:10,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:02:10,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:10,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:12,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:02:25,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 92 states and 150 transitions. [2021-11-25 07:02:25,878 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 150 transitions. [2021-11-25 07:02:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:02:25,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:25,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:02:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:02:28,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 94 states and 153 transitions. [2021-11-25 07:02:28,671 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 153 transitions. [2021-11-25 07:02:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:02:28,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:02:28,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:02:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:02:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:03:03,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:03:03,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 189 transitions. [2021-11-25 07:03:03,215 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 189 transitions. [2021-11-25 07:03:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:03:03,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:03:03,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:03:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:03:12,529 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:03:45,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:03:45,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 125 states and 218 transitions. [2021-11-25 07:03:45,935 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 218 transitions. [2021-11-25 07:03:45,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:03:45,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:03:45,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:03:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:03:48,584 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:03:52,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:03:52,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 126 states and 218 transitions. [2021-11-25 07:03:52,760 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 218 transitions. [2021-11-25 07:03:52,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:03:52,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:03:52,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:03:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:03:55,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:04:15,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:15,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 135 states and 236 transitions. [2021-11-25 07:04:15,493 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 236 transitions. [2021-11-25 07:04:15,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:04:15,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:15,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:15,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:04:22,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 139 states and 241 transitions. [2021-11-25 07:04:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 241 transitions. [2021-11-25 07:04:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:04:22,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:22,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:22,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:04:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:04:28,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 142 states and 244 transitions. [2021-11-25 07:04:28,702 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 244 transitions. [2021-11-25 07:04:28,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 07:04:28,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:04:28,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:04:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:04:32,289 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:05:03,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:03,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 148 states and 256 transitions. [2021-11-25 07:05:03,440 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 256 transitions. [2021-11-25 07:05:03,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:05:03,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:03,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:10,542 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:05:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:49,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 162 states and 287 transitions. [2021-11-25 07:05:49,146 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 287 transitions. [2021-11-25 07:05:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:05:49,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:49,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:05:53,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:05:53,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 164 states and 290 transitions. [2021-11-25 07:05:53,993 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 290 transitions. [2021-11-25 07:05:53,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:05:53,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:05:53,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:05:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:05:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:06:22,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:22,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 172 states and 313 transitions. [2021-11-25 07:06:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 313 transitions. [2021-11-25 07:06:22,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:06:22,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:22,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:06:34,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 176 states and 324 transitions. [2021-11-25 07:06:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 324 transitions. [2021-11-25 07:06:34,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:06:34,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:34,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:34,514 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:06:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 178 states and 327 transitions. [2021-11-25 07:06:39,806 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 327 transitions. [2021-11-25 07:06:39,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:06:39,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:39,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:39,844 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 07:06:43,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:06:43,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 176 states and 324 transitions. [2021-11-25 07:06:43,380 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 324 transitions. [2021-11-25 07:06:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:06:43,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:06:43,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:06:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:06:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:07:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:18,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 186 states and 343 transitions. [2021-11-25 07:07:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 343 transitions. [2021-11-25 07:07:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:07:18,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:18,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:18,260 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:07:34,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:34,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 193 states and 355 transitions. [2021-11-25 07:07:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 355 transitions. [2021-11-25 07:07:34,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:07:34,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:34,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:34,800 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:07:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:07:56,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 202 states and 372 transitions. [2021-11-25 07:07:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 372 transitions. [2021-11-25 07:07:56,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:07:56,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:07:56,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:07:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:07:57,193 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:08:02,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 204 states and 375 transitions. [2021-11-25 07:08:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 375 transitions. [2021-11-25 07:08:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:08:02,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:02,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:09,251 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:09:18,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:18,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 224 states and 423 transitions. [2021-11-25 07:09:18,795 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 423 transitions. [2021-11-25 07:09:18,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:09:18,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:18,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:18,909 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:09:22,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:22,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 225 states and 426 transitions. [2021-11-25 07:09:22,439 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 426 transitions. [2021-11-25 07:09:22,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:09:22,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:22,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:22,564 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:09:50,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 234 states and 452 transitions. [2021-11-25 07:09:50,306 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 452 transitions. [2021-11-25 07:09:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:09:50,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:50,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:50,434 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:10:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 241 states and 468 transitions. [2021-11-25 07:10:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 468 transitions. [2021-11-25 07:10:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:10:09,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:09,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:15,174 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:10:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 248 states and 481 transitions. [2021-11-25 07:10:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 481 transitions. [2021-11-25 07:10:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:10:38,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:38,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:39,171 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:10:45,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:45,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 250 states and 484 transitions. [2021-11-25 07:10:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 484 transitions. [2021-11-25 07:10:45,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:10:45,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:45,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:11:35,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:35,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 262 states and 516 transitions. [2021-11-25 07:11:35,968 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 516 transitions. [2021-11-25 07:11:35,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:11:35,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:35,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:12:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 272 states and 536 transitions. [2021-11-25 07:12:07,005 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 536 transitions. [2021-11-25 07:12:07,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:12:07,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:07,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:07,884 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.