./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ --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 ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:06:40,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:06:40,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:06:40,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:06:40,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:06:40,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:06:40,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:06:40,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:06:40,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:06:40,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:06:40,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:06:40,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:06:40,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:06:40,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:06:40,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:06:40,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:06:40,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:06:40,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:06:40,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:06:40,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:06:40,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:06:40,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:06:40,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:06:40,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:06:40,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:06:40,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:06:40,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:06:40,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:06:40,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:06:40,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:06:40,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:06:40,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:06:40,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:06:40,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:06:40,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:06:40,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:06:40,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:06:40,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:06:40,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:06:40,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:06:40,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:06:40,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-22 23:06:40,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:06:40,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:06:40,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:06:40,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:06:40,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:06:40,655 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:06:40,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:06:40,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:06:40,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:06:40,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:06:40,656 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 23:06:40,656 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 23:06:40,657 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 23:06:40,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:06:40,657 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:06:40,657 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:06:40,657 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:06:40,658 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:06:40,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:06:40,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:40,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:06:40,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:06:40,659 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:06:40,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:06:40,659 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_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 [2021-11-22 23:06:41,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:06:41,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:06:41,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:06:41,064 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:06:41,066 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:06:41,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2021-11-22 23:06:41,142 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/data/06de87526/ec7769ed511b48a38c05af1b039a5035/FLAGeea3386b1 [2021-11-22 23:06:41,662 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:06:41,663 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2021-11-22 23:06:41,670 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/data/06de87526/ec7769ed511b48a38c05af1b039a5035/FLAGeea3386b1 [2021-11-22 23:06:42,022 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/data/06de87526/ec7769ed511b48a38c05af1b039a5035 [2021-11-22 23:06:42,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:06:42,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:06:42,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:42,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:06:42,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:06:42,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffc4e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42, skipping insertion in model container [2021-11-22 23:06:42,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:06:42,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:06:42,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:42,283 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:06:42,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:42,311 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:06:42,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42 WrapperNode [2021-11-22 23:06:42,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:42,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:42,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:06:42,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:06:42,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,347 INFO L137 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2021-11-22 23:06:42,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:42,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:06:42,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:06:42,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:06:42,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:06:42,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:06:42,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:06:42,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:06:42,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:42,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:06:42,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:06:42,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc2edae4-c30f-4f61-8af5-53d931a20289/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:06:42,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:06:42,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:06:42,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:06:42,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:06:42,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:06:42,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:06:42,578 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:06:42,581 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:06:42,798 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:06:42,838 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:06:42,838 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-22 23:06:42,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:42 BoogieIcfgContainer [2021-11-22 23:06:42,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:06:42,843 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:06:42,843 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:06:42,854 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:06:42,854 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:42" (1/1) ... [2021-11-22 23:06:42,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:42,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:42,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-22 23:06:42,927 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-22 23:06:42,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:06:42,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:42,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:43,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2021-11-22 23:06:43,155 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2021-11-22 23:06:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:06:43,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:43,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:43,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:43,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:43,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-11-22 23:06:43,303 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-11-22 23:06:43,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:06:43,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:43,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:43,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:43,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-22 23:06:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-22 23:06:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:06:43,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:43,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:43,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:43,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2021-11-22 23:06:43,957 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:06:43,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:06:43,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:43,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:44,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:44,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2021-11-22 23:06:44,663 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-11-22 23:06:44,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:06:44,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:44,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:44,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2021-11-22 23:06:44,962 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2021-11-22 23:06:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:06:44,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:45,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2021-11-22 23:06:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-22 23:06:45,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:06:45,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:45,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:06:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2021-11-22 23:06:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2021-11-22 23:06:46,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:06:46,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:46,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:06:47,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2021-11-22 23:06:47,006 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2021-11-22 23:06:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:06:47,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,142 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:06:47,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2021-11-22 23:06:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2021-11-22 23:06:47,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:06:47,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,436 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2021-11-22 23:06:48,476 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2021-11-22 23:06:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:06:48,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,548 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:06:49,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2021-11-22 23:06:49,870 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2021-11-22 23:06:49,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:06:49,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,007 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:06:50,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 90 transitions. [2021-11-22 23:06:50,384 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 90 transitions. [2021-11-22 23:06:50,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:06:50,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,407 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:06:51,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 96 transitions. [2021-11-22 23:06:51,345 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 96 transitions. [2021-11-22 23:06:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:06:51,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,457 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:06:51,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 97 transitions. [2021-11-22 23:06:51,974 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 97 transitions. [2021-11-22 23:06:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:06:51,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:06:52,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2021-11-22 23:06:52,498 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2021-11-22 23:06:52,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:06:52,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,732 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:06:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 63 states and 107 transitions. [2021-11-22 23:06:53,751 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 107 transitions. [2021-11-22 23:06:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:06:53,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,777 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:06:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 65 states and 109 transitions. [2021-11-22 23:06:54,096 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 109 transitions. [2021-11-22 23:06:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:06:54,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,375 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:06:56,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 74 states and 131 transitions. [2021-11-22 23:06:56,778 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 131 transitions. [2021-11-22 23:06:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:06:56,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,111 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:06:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 140 transitions. [2021-11-22 23:06:58,717 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2021-11-22 23:06:58,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:06:58,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:06:59,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 82 states and 143 transitions. [2021-11-22 23:06:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 143 transitions. [2021-11-22 23:06:59,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:06:59,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:06:59,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 144 transitions. [2021-11-22 23:06:59,695 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2021-11-22 23:06:59,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:06:59,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,952 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:02,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 86 states and 157 transitions. [2021-11-22 23:07:02,522 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 157 transitions. [2021-11-22 23:07:02,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:07:02,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,607 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:03,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 87 states and 158 transitions. [2021-11-22 23:07:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 158 transitions. [2021-11-22 23:07:03,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:07:03,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,050 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:07:05,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 90 states and 166 transitions. [2021-11-22 23:07:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 166 transitions. [2021-11-22 23:07:05,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:07:05,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 23:07:08,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 93 states and 174 transitions. [2021-11-22 23:07:08,707 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 174 transitions. [2021-11-22 23:07:08,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:07:08,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,772 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 23:07:09,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 94 states and 176 transitions. [2021-11-22 23:07:09,222 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 176 transitions. [2021-11-22 23:07:09,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:07:09,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:07:09,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 95 states and 177 transitions. [2021-11-22 23:07:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 177 transitions. [2021-11-22 23:07:09,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:07:09,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,911 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:07:10,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 95 states and 176 transitions. [2021-11-22 23:07:10,336 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 176 transitions. [2021-11-22 23:07:10,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:07:10,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,561 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 23:07:11,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 97 states and 180 transitions. [2021-11-22 23:07:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 180 transitions. [2021-11-22 23:07:11,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:07:11,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 103 states and 185 transitions. [2021-11-22 23:07:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 185 transitions. [2021-11-22 23:07:12,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:07:12,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:12,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:13,339 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 23:07:14,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 106 states and 204 transitions. [2021-11-22 23:07:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 204 transitions. [2021-11-22 23:07:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:07:14,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:14,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:14,993 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:07:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 106 states and 203 transitions. [2021-11-22 23:07:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 203 transitions. [2021-11-22 23:07:15,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:07:15,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:15,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 11 proven. 59 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:18,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:18,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 115 states and 213 transitions. [2021-11-22 23:07:18,302 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 213 transitions. [2021-11-22 23:07:18,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:07:18,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:18,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:18,683 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:07:22,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 127 states and 245 transitions. [2021-11-22 23:07:22,492 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 245 transitions. [2021-11-22 23:07:22,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:07:22,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:22,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:22,628 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 11 proven. 59 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 133 states and 250 transitions. [2021-11-22 23:07:23,576 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 250 transitions. [2021-11-22 23:07:23,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:07:23,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:23,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:07:24,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 136 states and 253 transitions. [2021-11-22 23:07:24,667 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 253 transitions. [2021-11-22 23:07:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:07:24,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:24,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:24,732 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:07:25,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 137 states and 257 transitions. [2021-11-22 23:07:25,299 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 257 transitions. [2021-11-22 23:07:25,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:07:25,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:25,327 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:07:25,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:25,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 138 states and 258 transitions. [2021-11-22 23:07:25,860 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 258 transitions. [2021-11-22 23:07:25,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:07:25,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:25,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:26,265 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:07:29,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:29,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2021-11-22 23:07:29,701 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2021-11-22 23:07:29,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:07:29,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:29,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:29,898 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:07:30,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 142 states and 276 transitions. [2021-11-22 23:07:30,590 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 276 transitions. [2021-11-22 23:07:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:07:30,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:30,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:30,621 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:07:34,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:34,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 145 states and 287 transitions. [2021-11-22 23:07:34,399 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 287 transitions. [2021-11-22 23:07:34,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:07:34,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:34,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:34,424 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-22 23:07:38,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 148 states and 297 transitions. [2021-11-22 23:07:38,137 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 297 transitions. [2021-11-22 23:07:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:07:38,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,160 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 3 proven. 39 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-22 23:07:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 149 states and 300 transitions. [2021-11-22 23:07:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 300 transitions. [2021-11-22 23:07:38,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:07:38,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:38,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:07:39,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:39,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 150 states and 302 transitions. [2021-11-22 23:07:39,618 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 302 transitions. [2021-11-22 23:07:39,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:07:39,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:39,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-22 23:07:40,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:40,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 150 states and 301 transitions. [2021-11-22 23:07:40,191 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 301 transitions. [2021-11-22 23:07:40,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:07:40,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:40,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:40,405 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 78 proven. 15 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:07:41,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 152 states and 305 transitions. [2021-11-22 23:07:41,393 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 305 transitions. [2021-11-22 23:07:41,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:07:41,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:41,416 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-22 23:07:43,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 156 states and 309 transitions. [2021-11-22 23:07:43,245 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 309 transitions. [2021-11-22 23:07:43,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:07:43,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,968 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 31 proven. 113 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:07:45,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 162 states and 314 transitions. [2021-11-22 23:07:45,425 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 314 transitions. [2021-11-22 23:07:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:07:45,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,445 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-22 23:07:46,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:46,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 162 states and 313 transitions. [2021-11-22 23:07:46,499 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 313 transitions. [2021-11-22 23:07:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:07:46,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:46,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,969 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:07:48,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 165 states and 341 transitions. [2021-11-22 23:07:48,986 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 341 transitions. [2021-11-22 23:07:48,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:07:48,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,599 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 22 proven. 160 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:07:53,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 177 states and 355 transitions. [2021-11-22 23:07:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 355 transitions. [2021-11-22 23:07:53,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:07:53,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:53,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,623 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:07:58,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:58,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 186 states and 387 transitions. [2021-11-22 23:07:58,432 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 387 transitions. [2021-11-22 23:07:58,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:07:58,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:58,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:58,456 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-22 23:08:00,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:00,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 192 states and 392 transitions. [2021-11-22 23:08:00,727 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 392 transitions. [2021-11-22 23:08:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:08:00,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:00,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:00,797 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:08:02,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:02,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 198 states and 397 transitions. [2021-11-22 23:08:02,396 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 397 transitions. [2021-11-22 23:08:02,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:08:02,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:02,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:02,468 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:08:03,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 199 states and 401 transitions. [2021-11-22 23:08:03,237 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 401 transitions. [2021-11-22 23:08:03,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:08:03,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,880 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 157 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:08:09,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 202 states and 418 transitions. [2021-11-22 23:08:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 418 transitions. [2021-11-22 23:08:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:08:09,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:09,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:09,822 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 157 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:08:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 203 states and 422 transitions. [2021-11-22 23:08:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 422 transitions. [2021-11-22 23:08:10,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:08:10,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:10,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:11,084 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 130 proven. 17 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-22 23:08:17,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 206 states and 433 transitions. [2021-11-22 23:08:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 433 transitions. [2021-11-22 23:08:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:08:17,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:17,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-22 23:08:23,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:23,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 209 states and 446 transitions. [2021-11-22 23:08:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 446 transitions. [2021-11-22 23:08:23,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:08:23,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:23,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-22 23:08:24,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:24,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 210 states and 449 transitions. [2021-11-22 23:08:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 449 transitions. [2021-11-22 23:08:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:08:24,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:24,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 130 proven. 17 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-22 23:08:25,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:25,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 211 states and 453 transitions. [2021-11-22 23:08:25,338 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 453 transitions. [2021-11-22 23:08:25,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:08:25,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:25,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-11-22 23:08:26,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:26,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 211 states and 452 transitions. [2021-11-22 23:08:26,360 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 452 transitions. [2021-11-22 23:08:26,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:08:26,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:26,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:26,753 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 160 proven. 26 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-22 23:08:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:28,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 213 states and 456 transitions. [2021-11-22 23:08:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 456 transitions. [2021-11-22 23:08:28,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:08:28,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:28,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:29,597 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 112 proven. 221 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:08:31,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:31,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 219 states and 461 transitions. [2021-11-22 23:08:31,505 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 461 transitions. [2021-11-22 23:08:31,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:08:31,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:31,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:32,454 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 112 proven. 221 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:08:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 225 states and 466 transitions. [2021-11-22 23:08:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 466 transitions. [2021-11-22 23:08:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:08:34,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:34,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:34,839 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-22 23:08:37,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:37,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 228 states and 503 transitions. [2021-11-22 23:08:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 503 transitions. [2021-11-22 23:08:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:08:37,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:37,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:37,909 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2021-11-22 23:08:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 228 states and 502 transitions. [2021-11-22 23:08:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 502 transitions. [2021-11-22 23:08:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:08:39,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:39,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:08:46,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:46,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 240 states and 543 transitions. [2021-11-22 23:08:46,970 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 543 transitions. [2021-11-22 23:08:46,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:08:46,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:46,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 37 proven. 354 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 23:08:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 255 states and 559 transitions. [2021-11-22 23:08:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 559 transitions. [2021-11-22 23:08:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:08:53,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:53,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:53,784 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:08:55,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:55,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 261 states and 564 transitions. [2021-11-22 23:08:55,704 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 564 transitions. [2021-11-22 23:08:55,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:08:55,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:55,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:55,786 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:08:56,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:56,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 262 states and 568 transitions. [2021-11-22 23:08:56,988 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 568 transitions. [2021-11-22 23:08:56,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:08:56,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:56,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:57,139 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2021-11-22 23:09:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 271 states and 576 transitions. [2021-11-22 23:09:00,744 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 576 transitions. [2021-11-22 23:09:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:09:00,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:00,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:01,669 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 350 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:09:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 274 states and 596 transitions. [2021-11-22 23:09:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 596 transitions. [2021-11-22 23:09:10,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:09:10,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:10,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:10,684 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 350 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:09:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 275 states and 600 transitions. [2021-11-22 23:09:11,659 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 600 transitions. [2021-11-22 23:09:11,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:09:11,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:11,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:11,701 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-22 23:09:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 278 states and 615 transitions. [2021-11-22 23:09:20,544 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 615 transitions. [2021-11-22 23:09:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:09:20,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:20,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:20,576 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 251 proven. 97 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-22 23:09:29,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:29,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 281 states and 629 transitions. [2021-11-22 23:09:29,323 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 629 transitions. [2021-11-22 23:09:29,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:09:29,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:29,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 251 proven. 97 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-22 23:09:30,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:30,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 282 states and 634 transitions. [2021-11-22 23:09:30,323 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 634 transitions. [2021-11-22 23:09:30,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:09:30,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:30,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:30,365 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-22 23:09:31,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:31,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 283 states and 638 transitions. [2021-11-22 23:09:31,508 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 638 transitions. [2021-11-22 23:09:31,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:09:31,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:31,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:31,537 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-11-22 23:09:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:32,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 283 states and 637 transitions. [2021-11-22 23:09:32,614 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 637 transitions. [2021-11-22 23:09:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:09:32,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:32,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,008 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 285 proven. 40 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-22 23:09:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 285 states and 641 transitions. [2021-11-22 23:09:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 641 transitions. [2021-11-22 23:09:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:09:34,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:34,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:34,963 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2021-11-22 23:09:39,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:39,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 294 states and 650 transitions. [2021-11-22 23:09:39,221 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 650 transitions. [2021-11-22 23:09:39,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:09:39,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:39,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 282 proven. 378 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:09:45,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 303 states and 660 transitions. [2021-11-22 23:09:45,638 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 660 transitions. [2021-11-22 23:09:45,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:09:45,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:47,112 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 282 proven. 378 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:09:49,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 309 states and 665 transitions. [2021-11-22 23:09:49,164 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 665 transitions. [2021-11-22 23:09:49,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:09:49,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:49,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:50,573 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 282 proven. 378 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:09:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:52,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 315 states and 670 transitions. [2021-11-22 23:09:52,839 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 670 transitions. [2021-11-22 23:09:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:09:52,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:52,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,870 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-11-22 23:09:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:54,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 315 states and 669 transitions. [2021-11-22 23:09:54,929 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 669 transitions. [2021-11-22 23:09:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:09:54,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:54,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:55,837 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-22 23:09:59,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 318 states and 713 transitions. [2021-11-22 23:09:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 713 transitions. [2021-11-22 23:09:59,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:09:59,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:59,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 701 trivial. 0 not checked. [2021-11-22 23:10:01,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:01,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 321 states and 717 transitions. [2021-11-22 23:10:01,671 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 717 transitions. [2021-11-22 23:10:01,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:10:01,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:01,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:02,830 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:10:12,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 333 states and 760 transitions. [2021-11-22 23:10:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 760 transitions. [2021-11-22 23:10:12,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:10:12,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:12,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:12,906 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:10:17,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 343 states and 773 transitions. [2021-11-22 23:10:17,982 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 773 transitions. [2021-11-22 23:10:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:10:17,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,257 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 56 proven. 686 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:10:27,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 361 states and 790 transitions. [2021-11-22 23:10:27,990 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 790 transitions. [2021-11-22 23:10:27,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:10:27,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:29,595 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 0 proven. 681 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:10:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 364 states and 813 transitions. [2021-11-22 23:10:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 813 transitions. [2021-11-22 23:10:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:10:42,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 0 proven. 681 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:10:44,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 365 states and 818 transitions. [2021-11-22 23:10:44,767 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 818 transitions. [2021-11-22 23:10:44,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:10:44,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,809 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2021-11-22 23:10:58,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 368 states and 835 transitions. [2021-11-22 23:10:58,425 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 835 transitions. [2021-11-22 23:10:58,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:10:58,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,458 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 396 proven. 25 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-11-22 23:11:11,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 371 states and 851 transitions. [2021-11-22 23:11:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 851 transitions. [2021-11-22 23:11:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:11:11,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,514 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 396 proven. 25 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-11-22 23:11:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 372 states and 857 transitions. [2021-11-22 23:11:12,699 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 857 transitions. [2021-11-22 23:11:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:11:12,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2021-11-22 23:11:14,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 373 states and 862 transitions. [2021-11-22 23:11:14,326 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 862 transitions. [2021-11-22 23:11:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:11:14,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,360 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 802 trivial. 0 not checked. [2021-11-22 23:11:15,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:15,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 373 states and 861 transitions. [2021-11-22 23:11:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 861 transitions. [2021-11-22 23:11:15,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:11:15,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:15,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 462 proven. 57 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2021-11-22 23:11:18,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:18,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 375 states and 865 transitions. [2021-11-22 23:11:18,921 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 865 transitions. [2021-11-22 23:11:18,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:11:18,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:18,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2021-11-22 23:11:22,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 384 states and 873 transitions. [2021-11-22 23:11:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 873 transitions. [2021-11-22 23:11:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:11:22,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:22,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 586 proven. 593 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:11:36,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:36,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 402 states and 894 transitions. [2021-11-22 23:11:36,054 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 894 transitions. [2021-11-22 23:11:36,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:11:36,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:36,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:38,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 586 proven. 593 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:11:42,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 411 states and 902 transitions. [2021-11-22 23:11:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 902 transitions. [2021-11-22 23:11:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:11:42,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:42,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:45,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 586 proven. 593 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:11:47,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:47,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 417 states and 907 transitions. [2021-11-22 23:11:47,893 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 907 transitions. [2021-11-22 23:11:47,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:11:47,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:47,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 586 proven. 593 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:11:52,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:52,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 423 states and 912 transitions. [2021-11-22 23:11:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 912 transitions. [2021-11-22 23:11:52,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:11:52,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2021-11-22 23:11:55,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 423 states and 911 transitions. [2021-11-22 23:11:55,510 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 911 transitions. [2021-11-22 23:11:55,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:11:55,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2021-11-22 23:12:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:01,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 426 states and 963 transitions. [2021-11-22 23:12:01,557 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 963 transitions. [2021-11-22 23:12:01,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:12:01,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:01,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:12:18,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 444 states and 1017 transitions. [2021-11-22 23:12:18,848 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1017 transitions. [2021-11-22 23:12:18,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:12:18,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:18,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1415 backedges. 79 proven. 1210 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:12:34,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 465 states and 1042 transitions. [2021-11-22 23:12:34,354 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1042 transitions. [2021-11-22 23:12:34,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:12:34,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:34,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:34,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 1261 trivial. 0 not checked. [2021-11-22 23:12:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 468 states and 1045 transitions. [2021-11-22 23:12:37,342 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1045 transitions. [2021-11-22 23:12:37,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:12:37,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:37,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:12:41,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:41,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 474 states and 1050 transitions. [2021-11-22 23:12:41,045 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1050 transitions. [2021-11-22 23:12:41,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:12:41,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:41,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:12:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 475 states and 1057 transitions. [2021-11-22 23:12:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1057 transitions. [2021-11-22 23:12:42,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:12:42,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:42,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:43,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1415 backedges. 79 proven. 1210 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:12:51,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:51,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 490 states and 1071 transitions. [2021-11-22 23:12:51,864 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1071 transitions. [2021-11-22 23:12:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:12:51,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:51,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:54,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 0 proven. 1204 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:13:12,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 493 states and 1095 transitions. [2021-11-22 23:13:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1095 transitions. [2021-11-22 23:13:12,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:13:12,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:12,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 0 proven. 1204 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:13:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:15,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 494 states and 1102 transitions. [2021-11-22 23:13:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1102 transitions. [2021-11-22 23:13:15,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:13:15,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:15,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:15,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 1400 trivial. 0 not checked. [2021-11-22 23:13:34,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:34,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 497 states and 1120 transitions. [2021-11-22 23:13:34,337 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1120 transitions. [2021-11-22 23:13:34,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:13:34,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:34,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:34,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 777 proven. 179 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2021-11-22 23:13:52,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 500 states and 1139 transitions. [2021-11-22 23:13:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1139 transitions. [2021-11-22 23:13:52,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:13:52,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:52,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:52,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 777 proven. 179 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2021-11-22 23:13:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 501 states and 1145 transitions. [2021-11-22 23:13:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1145 transitions. [2021-11-22 23:13:54,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:13:54,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:54,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:54,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 1400 trivial. 0 not checked. [2021-11-22 23:13:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 502 states and 1152 transitions. [2021-11-22 23:13:56,517 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1152 transitions. [2021-11-22 23:13:56,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:13:56,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:56,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 1394 trivial. 0 not checked. [2021-11-22 23:13:58,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:58,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 502 states and 1151 transitions. [2021-11-22 23:13:58,479 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1151 transitions. [2021-11-22 23:13:58,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:13:58,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:58,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 700 proven. 77 refuted. 0 times theorem prover too weak. 1400 trivial. 0 not checked. [2021-11-22 23:14:02,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 504 states and 1155 transitions. [2021-11-22 23:14:02,580 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1155 transitions. [2021-11-22 23:14:02,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:14:02,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:06,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 1078 proven. 875 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:14:16,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 519 states and 1170 transitions. [2021-11-22 23:14:16,740 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1170 transitions. [2021-11-22 23:14:16,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:14:16,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 1078 proven. 875 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:14:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 537 states and 1187 transitions. [2021-11-22 23:14:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1187 transitions. [2021-11-22 23:14:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:14:30,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:30,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:30,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:30,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 1985 trivial. 0 not checked. [2021-11-22 23:14:34,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 540 states and 1189 transitions. [2021-11-22 23:14:34,878 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1189 transitions. [2021-11-22 23:14:34,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:14:34,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2149 backedges. 1078 proven. 875 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:14:41,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 546 states and 1194 transitions. [2021-11-22 23:14:41,842 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1194 transitions. [2021-11-22 23:14:41,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:14:41,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 658 proven. 0 refuted. 0 times theorem prover too weak. 1554 trivial. 0 not checked. [2021-11-22 23:14:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 546 states and 1193 transitions. [2021-11-22 23:14:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1193 transitions. [2021-11-22 23:14:45,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:14:45,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 7 proven. 728 refuted. 0 times theorem prover too weak. 1477 trivial. 0 not checked. [2021-11-22 23:14:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 549 states and 1254 transitions. [2021-11-22 23:14:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1254 transitions. [2021-11-22 23:14:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:14:53,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2291 backedges. 106 proven. 1989 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:15:16,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:16,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 573 states and 1285 transitions. [2021-11-22 23:15:16,002 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1285 transitions. [2021-11-22 23:15:16,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:15:16,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:16,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:16,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2262 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 2094 trivial. 0 not checked. [2021-11-22 23:15:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:23,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 579 states and 1291 transitions. [2021-11-22 23:15:23,335 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1291 transitions. [2021-11-22 23:15:23,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:15:23,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:23,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2291 backedges. 106 proven. 1989 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:15:27,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:27,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 585 states and 1296 transitions. [2021-11-22 23:15:27,061 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1296 transitions. [2021-11-22 23:15:27,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:15:27,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:27,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2262 backedges. 0 proven. 1974 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-22 23:15:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:54,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 606 states and 1355 transitions. [2021-11-22 23:15:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1355 transitions. [2021-11-22 23:15:54,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:15:54,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:54,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2291 backedges. 106 proven. 1989 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:15:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:59,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 612 states and 1362 transitions. [2021-11-22 23:15:59,375 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1362 transitions. [2021-11-22 23:15:59,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:15:59,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:59,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:59,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2262 backedges. 0 proven. 1974 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-22 23:16:04,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:04,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 618 states and 1367 transitions. [2021-11-22 23:16:04,184 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1367 transitions. [2021-11-22 23:16:04,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:16:04,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:04,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:04,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2262 backedges. 0 proven. 1974 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-22 23:16:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 619 states and 1374 transitions. [2021-11-22 23:16:06,683 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1374 transitions. [2021-11-22 23:16:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:16:06,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:06,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:09,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 0 proven. 1982 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-22 23:16:36,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:36,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 623 states and 1404 transitions. [2021-11-22 23:16:36,466 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1404 transitions. [2021-11-22 23:16:36,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:16:36,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:36,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:38,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 0 proven. 1982 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-22 23:16:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 624 states and 1411 transitions. [2021-11-22 23:16:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1411 transitions. [2021-11-22 23:16:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:16:41,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:41,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:41,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2386 backedges. 1208 proven. 354 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2021-11-22 23:17:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:08,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 628 states and 1434 transitions. [2021-11-22 23:17:08,172 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1434 transitions. [2021-11-22 23:17:08,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:17:08,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:08,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:08,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2386 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 2270 trivial. 0 not checked. [2021-11-22 23:17:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 632 states and 1458 transitions. [2021-11-22 23:17:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1458 transitions. [2021-11-22 23:17:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:17:36,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:36,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2386 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 2270 trivial. 0 not checked. [2021-11-22 23:17:38,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:38,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 633 states and 1466 transitions. [2021-11-22 23:17:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1466 transitions. [2021-11-22 23:17:38,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:17:38,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:38,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2386 backedges. 1208 proven. 354 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2021-11-22 23:17:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 634 states and 1473 transitions. [2021-11-22 23:17:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1473 transitions. [2021-11-22 23:17:41,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:17:41,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2439 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 2263 trivial. 0 not checked. [2021-11-22 23:17:43,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 634 states and 1472 transitions. [2021-11-22 23:17:43,921 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1472 transitions. [2021-11-22 23:17:43,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:17:43,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 1821 proven. 1233 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-22 23:18:03,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 652 states and 1489 transitions. [2021-11-22 23:18:03,581 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1489 transitions. [2021-11-22 23:18:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:18:03,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,495 INFO L134 CoverageAnalysis]: Checked inductivity of 3378 backedges. 1008 proven. 100 refuted. 0 times theorem prover too weak. 2270 trivial. 0 not checked. [2021-11-22 23:18:10,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 655 states and 1501 transitions. [2021-11-22 23:18:10,089 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1501 transitions. [2021-11-22 23:18:10,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:18:10,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 1821 proven. 1233 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked.