./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fb567b374acd8bb9754dd21f812a202296c7800faf8be127cd0c1294b076cd75 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:50:26,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:50:26,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:50:26,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:50:26,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:50:26,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:50:26,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:50:26,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:50:26,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:50:26,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:50:26,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:50:26,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:50:26,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:50:26,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:50:26,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:50:26,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:50:26,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:50:26,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:50:26,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:50:26,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:50:26,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:50:26,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:50:26,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:50:26,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:50:26,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:50:26,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:50:26,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:50:26,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:50:26,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:50:26,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:50:26,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:50:26,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:50:26,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:50:26,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:50:26,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:50:26,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:50:26,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:50:26,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:50:26,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:50:26,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:50:26,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:50:26,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 05:50:26,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:50:26,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:50:26,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:50:26,644 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:50:26,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:50:26,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:50:26,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:50:26,646 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:50:26,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:50:26,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:50:26,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:50:26,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:50:26,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:50:26,647 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:50:26,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:50:26,648 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:50:26,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:50:26,649 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:50:26,649 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:50:26,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:50:26,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:50:26,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:50:26,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:50:26,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:50:26,651 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:50:26,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:50:26,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:50:26,652 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_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb567b374acd8bb9754dd21f812a202296c7800faf8be127cd0c1294b076cd75 [2021-11-21 05:50:27,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:50:27,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:50:27,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:50:27,074 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:50:27,075 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:50:27,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c [2021-11-21 05:50:27,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/data/caadfe021/d8b6d8009bbd4279b98a24acb22ddf15/FLAG692ee6fee [2021-11-21 05:50:27,890 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:50:27,891 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c [2021-11-21 05:50:27,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/data/caadfe021/d8b6d8009bbd4279b98a24acb22ddf15/FLAG692ee6fee [2021-11-21 05:50:28,241 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/data/caadfe021/d8b6d8009bbd4279b98a24acb22ddf15 [2021-11-21 05:50:28,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:50:28,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:50:28,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:50:28,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:50:28,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:50:28,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be439d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28, skipping insertion in model container [2021-11-21 05:50:28,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:50:28,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:50:28,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:50:28,570 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:50:28,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:50:28,602 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:50:28,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28 WrapperNode [2021-11-21 05:50:28,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:50:28,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:50:28,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:50:28,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:50:28,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,646 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2021-11-21 05:50:28,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:50:28,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:50:28,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:50:28,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:50:28,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:50:28,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:50:28,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:50:28,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:50:28,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:50:28" (1/1) ... [2021-11-21 05:50:28,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:50:28,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:50:28,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:50:28,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f508274-7cf6-40da-a912-e07612f9a5eb/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:50:28,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:50:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:50:28,895 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:50:28,897 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:50:29,127 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:50:29,168 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:50:29,169 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-21 05:50:29,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:50:29 BoogieIcfgContainer [2021-11-21 05:50:29,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:50:29,189 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:50:29,190 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:50:29,204 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:50:29,204 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:50:29" (1/1) ... [2021-11-21 05:50:29,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:50:29,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:29,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-21 05:50:29,352 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-21 05:50:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:50:29,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:29,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:29,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:29,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:29,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2021-11-21 05:50:29,695 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2021-11-21 05:50:29,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:50:29,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:29,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:29,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:29,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:29,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2021-11-21 05:50:29,870 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-11-21 05:50:29,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:50:29,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:29,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:30,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:30,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2021-11-21 05:50:30,084 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2021-11-21 05:50:30,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:50:30,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:30,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:30,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:30,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:30,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2021-11-21 05:50:30,373 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2021-11-21 05:50:30,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:50:30,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:30,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:31,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2021-11-21 05:50:31,090 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2021-11-21 05:50:31,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:50:31,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:31,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:31,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 47 states and 83 transitions. [2021-11-21 05:50:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2021-11-21 05:50:31,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:50:31,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:31,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:31,961 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:32,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:32,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 94 transitions. [2021-11-21 05:50:32,098 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2021-11-21 05:50:32,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:50:32,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:32,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:50:32,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:32,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2021-11-21 05:50:32,278 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2021-11-21 05:50:32,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:50:32,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:32,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:32,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:50:32,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:32,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 98 transitions. [2021-11-21 05:50:32,445 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2021-11-21 05:50:32,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:50:32,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:32,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:32,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 110 transitions. [2021-11-21 05:50:33,290 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 110 transitions. [2021-11-21 05:50:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:50:33,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:33,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:33,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:50:33,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:33,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 118 transitions. [2021-11-21 05:50:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2021-11-21 05:50:33,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:50:33,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:33,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2021-11-21 05:50:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2021-11-21 05:50:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:50:34,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:34,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:50:34,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:34,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2021-11-21 05:50:34,881 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2021-11-21 05:50:34,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:50:34,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:34,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:34,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 81 states and 165 transitions. [2021-11-21 05:50:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 165 transitions. [2021-11-21 05:50:36,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:50:36,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:36,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:36,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 82 states and 166 transitions. [2021-11-21 05:50:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 166 transitions. [2021-11-21 05:50:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:50:36,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:36,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:50:36,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 83 states and 166 transitions. [2021-11-21 05:50:36,623 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 166 transitions. [2021-11-21 05:50:36,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:50:36,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:36,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:36,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:50:37,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:37,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2021-11-21 05:50:37,165 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2021-11-21 05:50:37,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:50:37,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:37,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:37,295 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:50:39,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:39,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 98 states and 205 transitions. [2021-11-21 05:50:39,164 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 205 transitions. [2021-11-21 05:50:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:50:39,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:39,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:39,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:50:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 99 states and 207 transitions. [2021-11-21 05:50:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 207 transitions. [2021-11-21 05:50:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:50:39,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:39,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:40,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 103 states and 214 transitions. [2021-11-21 05:50:40,115 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 214 transitions. [2021-11-21 05:50:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:50:40,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:40,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:40,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:50:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:40,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 105 states and 216 transitions. [2021-11-21 05:50:40,702 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 216 transitions. [2021-11-21 05:50:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:50:40,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:40,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:50:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 107 states and 218 transitions. [2021-11-21 05:50:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 218 transitions. [2021-11-21 05:50:41,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:50:41,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:41,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:50:41,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 108 states and 220 transitions. [2021-11-21 05:50:41,500 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 220 transitions. [2021-11-21 05:50:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:50:41,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:41,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:41,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:50:42,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:42,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 111 states and 228 transitions. [2021-11-21 05:50:42,068 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 228 transitions. [2021-11-21 05:50:42,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:50:42,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:42,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:42,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:50:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:42,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 112 states and 231 transitions. [2021-11-21 05:50:42,653 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 231 transitions. [2021-11-21 05:50:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:50:42,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:42,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:50:43,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:43,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 116 states and 242 transitions. [2021-11-21 05:50:43,575 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 242 transitions. [2021-11-21 05:50:43,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:50:43,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:43,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:43,599 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:50:44,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 119 states and 248 transitions. [2021-11-21 05:50:44,167 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 248 transitions. [2021-11-21 05:50:44,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:50:44,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:44,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:44,186 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:50:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:45,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 123 states and 259 transitions. [2021-11-21 05:50:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 259 transitions. [2021-11-21 05:50:45,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:50:45,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:45,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:46,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:46,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 127 states and 266 transitions. [2021-11-21 05:50:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 266 transitions. [2021-11-21 05:50:46,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:50:46,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:46,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:46,720 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:50:47,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:47,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 129 states and 273 transitions. [2021-11-21 05:50:47,277 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 273 transitions. [2021-11-21 05:50:47,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:50:47,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:47,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:47,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:48,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:48,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 134 states and 282 transitions. [2021-11-21 05:50:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 282 transitions. [2021-11-21 05:50:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:50:48,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:48,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:48,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:49,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 135 states and 282 transitions. [2021-11-21 05:50:49,079 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 282 transitions. [2021-11-21 05:50:49,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:50:49,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:49,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 140 states and 289 transitions. [2021-11-21 05:50:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 289 transitions. [2021-11-21 05:50:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:50:49,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:49,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:50:50,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 141 states and 289 transitions. [2021-11-21 05:50:50,205 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 289 transitions. [2021-11-21 05:50:50,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:50:50,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:50,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:50,242 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:50:50,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 142 states and 289 transitions. [2021-11-21 05:50:50,521 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 289 transitions. [2021-11-21 05:50:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:50:50,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:50,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:50:51,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:51,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 148 states and 296 transitions. [2021-11-21 05:50:51,617 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 296 transitions. [2021-11-21 05:50:51,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:50:51,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:51,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:50:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 149 states and 296 transitions. [2021-11-21 05:50:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 296 transitions. [2021-11-21 05:50:52,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:50:52,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:52,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 05:50:52,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:52,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 150 states and 298 transitions. [2021-11-21 05:50:52,430 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 298 transitions. [2021-11-21 05:50:52,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:50:52,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:52,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:50:57,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:57,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 167 states and 341 transitions. [2021-11-21 05:50:57,153 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 341 transitions. [2021-11-21 05:50:57,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:50:57,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:57,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:50:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:59,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 173 states and 369 transitions. [2021-11-21 05:50:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 369 transitions. [2021-11-21 05:50:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:50:59,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:59,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:50:59,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 174 states and 375 transitions. [2021-11-21 05:50:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 375 transitions. [2021-11-21 05:50:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:50:59,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:59,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:51:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:00,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 177 states and 380 transitions. [2021-11-21 05:51:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 380 transitions. [2021-11-21 05:51:00,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:51:00,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:00,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:00,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:51:00,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:00,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 179 states and 381 transitions. [2021-11-21 05:51:00,667 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 381 transitions. [2021-11-21 05:51:00,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:51:00,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:00,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:51:00,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:00,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 180 states and 381 transitions. [2021-11-21 05:51:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 381 transitions. [2021-11-21 05:51:00,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:51:00,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:00,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:51:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:01,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 180 states and 379 transitions. [2021-11-21 05:51:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 379 transitions. [2021-11-21 05:51:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:51:01,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:01,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:01,614 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 05:51:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:02,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 181 states and 382 transitions. [2021-11-21 05:51:02,041 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 382 transitions. [2021-11-21 05:51:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:51:02,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:02,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:51:03,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:03,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 186 states and 388 transitions. [2021-11-21 05:51:03,738 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 388 transitions. [2021-11-21 05:51:03,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:51:03,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:03,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:03,760 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:51:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 190 states and 396 transitions. [2021-11-21 05:51:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 396 transitions. [2021-11-21 05:51:04,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:51:04,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:04,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:04,951 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:51:05,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:05,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 197 states and 405 transitions. [2021-11-21 05:51:05,954 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 405 transitions. [2021-11-21 05:51:05,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:51:05,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:05,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:05,973 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:51:06,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 199 states and 407 transitions. [2021-11-21 05:51:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 407 transitions. [2021-11-21 05:51:06,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:51:06,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:06,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:06,609 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:51:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 201 states and 409 transitions. [2021-11-21 05:51:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 409 transitions. [2021-11-21 05:51:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:51:07,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:07,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:07,080 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:51:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:08,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 202 states and 415 transitions. [2021-11-21 05:51:08,284 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 415 transitions. [2021-11-21 05:51:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:51:08,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:08,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:51:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:08,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 202 states and 413 transitions. [2021-11-21 05:51:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 413 transitions. [2021-11-21 05:51:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:51:08,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:08,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:08,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:51:10,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:10,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 209 states and 425 transitions. [2021-11-21 05:51:10,447 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 425 transitions. [2021-11-21 05:51:10,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:51:10,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:10,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:51:12,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 213 states and 438 transitions. [2021-11-21 05:51:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 438 transitions. [2021-11-21 05:51:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:51:12,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:12,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:12,200 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:51:12,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:12,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 214 states and 438 transitions. [2021-11-21 05:51:12,692 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 438 transitions. [2021-11-21 05:51:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:51:12,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:12,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:15,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:15,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 220 states and 455 transitions. [2021-11-21 05:51:15,488 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 455 transitions. [2021-11-21 05:51:15,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:51:15,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:15,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:15,507 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:51:15,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:15,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 222 states and 457 transitions. [2021-11-21 05:51:15,547 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 457 transitions. [2021-11-21 05:51:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:51:15,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:15,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:15,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:17,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 226 states and 472 transitions. [2021-11-21 05:51:17,332 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 472 transitions. [2021-11-21 05:51:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:51:17,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:17,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:51:18,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:18,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 229 states and 477 transitions. [2021-11-21 05:51:18,423 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 477 transitions. [2021-11-21 05:51:18,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:51:18,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:18,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:18,451 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:51:19,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:19,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 231 states and 479 transitions. [2021-11-21 05:51:19,101 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 479 transitions. [2021-11-21 05:51:19,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:51:19,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:19,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:19,120 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:51:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 232 states and 480 transitions. [2021-11-21 05:51:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 480 transitions. [2021-11-21 05:51:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:51:19,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:19,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:51:20,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:20,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 233 states and 480 transitions. [2021-11-21 05:51:20,077 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 480 transitions. [2021-11-21 05:51:20,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:51:20,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:20,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:51:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 240 states and 492 transitions. [2021-11-21 05:51:21,981 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 492 transitions. [2021-11-21 05:51:21,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:51:21,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:21,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:51:23,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:23,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 246 states and 500 transitions. [2021-11-21 05:51:23,720 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 500 transitions. [2021-11-21 05:51:23,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:51:23,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:23,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:51:25,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:25,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 250 states and 505 transitions. [2021-11-21 05:51:25,494 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 505 transitions. [2021-11-21 05:51:25,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:51:25,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:25,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:25,516 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:51:26,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:26,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 251 states and 506 transitions. [2021-11-21 05:51:26,096 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 506 transitions. [2021-11-21 05:51:26,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:51:26,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:26,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:51:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 253 states and 507 transitions. [2021-11-21 05:51:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 507 transitions. [2021-11-21 05:51:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:51:26,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:26,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:26,177 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:51:28,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:28,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 261 states and 516 transitions. [2021-11-21 05:51:28,200 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 516 transitions. [2021-11-21 05:51:28,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:51:28,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:28,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:28,226 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:51:29,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:29,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 263 states and 518 transitions. [2021-11-21 05:51:29,283 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 518 transitions. [2021-11-21 05:51:29,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:51:29,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:29,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:51:30,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:30,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 264 states and 519 transitions. [2021-11-21 05:51:30,104 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 519 transitions. [2021-11-21 05:51:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:51:30,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:30,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:51:30,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:30,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 265 states and 522 transitions. [2021-11-21 05:51:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 522 transitions. [2021-11-21 05:51:30,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:30,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:30,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:30,939 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 05:51:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:31,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 266 states and 523 transitions. [2021-11-21 05:51:31,840 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 523 transitions. [2021-11-21 05:51:31,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:31,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:31,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 05:51:32,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:32,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 269 states and 526 transitions. [2021-11-21 05:51:32,656 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 526 transitions. [2021-11-21 05:51:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:51:32,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:32,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:32,670 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 05:51:33,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:33,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 272 states and 531 transitions. [2021-11-21 05:51:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 531 transitions. [2021-11-21 05:51:33,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:51:33,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:33,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:33,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:51:34,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:34,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 274 states and 531 transitions. [2021-11-21 05:51:34,533 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 531 transitions. [2021-11-21 05:51:34,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:51:34,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:34,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:34,547 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:51:35,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:35,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 275 states and 531 transitions. [2021-11-21 05:51:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 531 transitions. [2021-11-21 05:51:35,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:51:35,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:35,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:35,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:51:36,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:36,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 282 states and 544 transitions. [2021-11-21 05:51:36,264 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 544 transitions. [2021-11-21 05:51:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:51:36,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:36,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:36,277 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:51:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 284 states and 546 transitions. [2021-11-21 05:51:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 546 transitions. [2021-11-21 05:51:36,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:51:36,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:36,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:36,828 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:51:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 285 states and 546 transitions. [2021-11-21 05:51:37,379 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 546 transitions. [2021-11-21 05:51:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:51:37,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:37,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:37,394 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 05:51:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:37,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 286 states and 547 transitions. [2021-11-21 05:51:37,947 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 547 transitions. [2021-11-21 05:51:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:51:37,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:37,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:37,964 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 05:51:38,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 287 states and 547 transitions. [2021-11-21 05:51:38,495 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 547 transitions. [2021-11-21 05:51:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:51:38,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:38,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:38,524 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:51:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 289 states and 551 transitions. [2021-11-21 05:51:39,872 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 551 transitions. [2021-11-21 05:51:39,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:51:39,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:39,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:40,396 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:43,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:43,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 295 states and 569 transitions. [2021-11-21 05:51:43,903 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 569 transitions. [2021-11-21 05:51:43,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:51:43,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:43,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:43,936 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:46,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 299 states and 584 transitions. [2021-11-21 05:51:46,132 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 584 transitions. [2021-11-21 05:51:46,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:51:46,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:46,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:46,156 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:46,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:46,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 300 states and 594 transitions. [2021-11-21 05:51:46,988 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 594 transitions. [2021-11-21 05:51:46,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:51:46,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:46,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:51:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:47,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 305 states and 600 transitions. [2021-11-21 05:51:47,351 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 600 transitions. [2021-11-21 05:51:47,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:51:47,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:47,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:47,377 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:51:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 310 states and 607 transitions. [2021-11-21 05:51:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 607 transitions. [2021-11-21 05:51:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:51:49,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:49,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:51:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:50,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 311 states and 607 transitions. [2021-11-21 05:51:50,365 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 607 transitions. [2021-11-21 05:51:50,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:51:50,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:50,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:51:51,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:51,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 313 states and 609 transitions. [2021-11-21 05:51:51,331 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 609 transitions. [2021-11-21 05:51:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:51:51,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:51,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:51,352 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:51:54,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 319 states and 617 transitions. [2021-11-21 05:51:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 617 transitions. [2021-11-21 05:51:54,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:51:54,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:54,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:54,156 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:51:56,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 323 states and 622 transitions. [2021-11-21 05:51:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 622 transitions. [2021-11-21 05:51:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:51:56,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:56,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:56,160 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:51:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:56,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 325 states and 623 transitions. [2021-11-21 05:51:56,210 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 623 transitions. [2021-11-21 05:51:56,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:51:56,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:56,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:56,225 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:51:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 327 states and 624 transitions. [2021-11-21 05:51:56,274 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 624 transitions. [2021-11-21 05:51:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:51:56,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:56,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:51:58,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 330 states and 634 transitions. [2021-11-21 05:51:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 634 transitions. [2021-11-21 05:51:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:51:58,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:58,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:51:59,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:59,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 331 states and 634 transitions. [2021-11-21 05:51:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 634 transitions. [2021-11-21 05:51:59,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:51:59,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:59,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:59,249 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:52:00,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 332 states and 635 transitions. [2021-11-21 05:52:00,149 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 635 transitions. [2021-11-21 05:52:00,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:52:00,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:00,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:00,161 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:52:00,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:00,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 332 states and 634 transitions. [2021-11-21 05:52:00,466 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 634 transitions. [2021-11-21 05:52:00,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:52:00,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:00,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:00,475 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:52:01,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:01,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 332 states and 633 transitions. [2021-11-21 05:52:01,036 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 633 transitions. [2021-11-21 05:52:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:52:01,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:01,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-21 05:52:01,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:01,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 332 states and 632 transitions. [2021-11-21 05:52:01,827 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 632 transitions. [2021-11-21 05:52:01,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:01,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:01,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:01,844 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 05:52:03,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 337 states and 638 transitions. [2021-11-21 05:52:03,012 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 638 transitions. [2021-11-21 05:52:03,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:03,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:03,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 05:52:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 338 states and 638 transitions. [2021-11-21 05:52:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 638 transitions. [2021-11-21 05:52:03,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:03,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:03,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:03,683 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:52:04,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:04,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 340 states and 639 transitions. [2021-11-21 05:52:04,067 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 639 transitions. [2021-11-21 05:52:04,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:04,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:04,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:04,080 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:52:05,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:05,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 342 states and 641 transitions. [2021-11-21 05:52:05,148 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 641 transitions. [2021-11-21 05:52:05,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:52:05,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:05,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:05,161 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 05:52:06,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 343 states and 642 transitions. [2021-11-21 05:52:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 642 transitions. [2021-11-21 05:52:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:52:06,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:06,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:06,028 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:52:08,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 349 states and 655 transitions. [2021-11-21 05:52:08,251 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 655 transitions. [2021-11-21 05:52:08,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:52:08,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:08,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 05:52:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:08,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 350 states and 656 transitions. [2021-11-21 05:52:08,992 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 656 transitions. [2021-11-21 05:52:08,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:52:08,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:08,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-21 05:52:09,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:09,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 351 states and 656 transitions. [2021-11-21 05:52:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 656 transitions. [2021-11-21 05:52:09,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:52:09,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:09,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 05:52:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 353 states and 658 transitions. [2021-11-21 05:52:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 658 transitions. [2021-11-21 05:52:10,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:52:10,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:10,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 359 states and 676 transitions. [2021-11-21 05:52:14,824 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 676 transitions. [2021-11-21 05:52:14,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:52:14,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:14,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:18,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:18,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 365 states and 700 transitions. [2021-11-21 05:52:18,454 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 700 transitions. [2021-11-21 05:52:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:52:18,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:18,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:18,475 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:19,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 366 states and 704 transitions. [2021-11-21 05:52:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 704 transitions. [2021-11-21 05:52:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:52:19,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:19,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:19,250 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:52:19,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 369 states and 706 transitions. [2021-11-21 05:52:19,683 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 706 transitions. [2021-11-21 05:52:19,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:52:19,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:19,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:19,700 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:52:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:20,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 374 states and 712 transitions. [2021-11-21 05:52:20,436 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 712 transitions. [2021-11-21 05:52:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:52:20,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:20,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:52:24,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:24,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 380 states and 721 transitions. [2021-11-21 05:52:24,211 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 721 transitions. [2021-11-21 05:52:24,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:52:24,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:24,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:24,236 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:52:24,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:24,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 381 states and 721 transitions. [2021-11-21 05:52:24,928 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 721 transitions. [2021-11-21 05:52:24,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:52:24,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:24,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:24,936 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:52:25,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:25,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 383 states and 723 transitions. [2021-11-21 05:52:25,806 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 723 transitions. [2021-11-21 05:52:25,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:52:25,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:25,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:25,819 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:52:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 384 states and 723 transitions. [2021-11-21 05:52:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 723 transitions. [2021-11-21 05:52:26,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:52:26,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:26,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:52:28,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:28,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 390 states and 731 transitions. [2021-11-21 05:52:28,928 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 731 transitions. [2021-11-21 05:52:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:52:28,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:28,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:28,940 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:52:31,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:31,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 394 states and 736 transitions. [2021-11-21 05:52:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 736 transitions. [2021-11-21 05:52:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:52:31,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:31,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:31,107 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:52:31,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 396 states and 737 transitions. [2021-11-21 05:52:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 737 transitions. [2021-11-21 05:52:31,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:52:31,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:31,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:31,456 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:52:31,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:31,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 398 states and 738 transitions. [2021-11-21 05:52:31,793 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 738 transitions. [2021-11-21 05:52:31,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:52:31,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:31,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:52:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:33,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 401 states and 747 transitions. [2021-11-21 05:52:33,885 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 747 transitions. [2021-11-21 05:52:33,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:52:33,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:33,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:52:34,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:34,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 402 states and 747 transitions. [2021-11-21 05:52:34,507 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 747 transitions. [2021-11-21 05:52:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:52:34,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:34,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:34,530 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:52:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 403 states and 748 transitions. [2021-11-21 05:52:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 748 transitions. [2021-11-21 05:52:35,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:52:35,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:35,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-21 05:52:35,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:35,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 403 states and 747 transitions. [2021-11-21 05:52:35,679 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 747 transitions. [2021-11-21 05:52:35,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:52:35,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:35,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-21 05:52:36,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:36,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 403 states and 746 transitions. [2021-11-21 05:52:36,335 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 746 transitions. [2021-11-21 05:52:36,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:52:36,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:36,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-21 05:52:36,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:36,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 403 states and 745 transitions. [2021-11-21 05:52:36,976 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 745 transitions. [2021-11-21 05:52:36,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:52:36,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:36,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-21 05:52:38,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:38,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 408 states and 750 transitions. [2021-11-21 05:52:38,313 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 750 transitions. [2021-11-21 05:52:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:52:38,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:38,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:38,326 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:52:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:38,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 410 states and 751 transitions. [2021-11-21 05:52:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 751 transitions. [2021-11-21 05:52:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:52:38,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:38,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:52:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:39,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 412 states and 753 transitions. [2021-11-21 05:52:39,754 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 753 transitions. [2021-11-21 05:52:39,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:52:39,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:39,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 05:52:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 413 states and 753 transitions. [2021-11-21 05:52:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 753 transitions. [2021-11-21 05:52:40,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:52:40,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:40,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:40,463 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-21 05:52:42,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:42,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 419 states and 766 transitions. [2021-11-21 05:52:42,418 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 766 transitions. [2021-11-21 05:52:42,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:52:42,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:42,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:42,438 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-21 05:52:43,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:43,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 420 states and 766 transitions. [2021-11-21 05:52:43,268 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 766 transitions. [2021-11-21 05:52:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:52:43,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:43,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 05:52:44,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:44,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 422 states and 768 transitions. [2021-11-21 05:52:44,560 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 768 transitions. [2021-11-21 05:52:44,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:52:44,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:44,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:45,180 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 428 states and 786 transitions. [2021-11-21 05:52:49,076 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 786 transitions. [2021-11-21 05:52:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:52:49,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:49,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:49,086 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-21 05:52:49,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:49,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 431 states and 788 transitions. [2021-11-21 05:52:49,383 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 788 transitions. [2021-11-21 05:52:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:52:49,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:49,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:49,401 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:51,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 435 states and 803 transitions. [2021-11-21 05:52:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 803 transitions. [2021-11-21 05:52:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:52:51,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:51,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:51,902 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:52,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:52,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 436 states and 813 transitions. [2021-11-21 05:52:52,710 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 813 transitions. [2021-11-21 05:52:52,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:52:52,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:52,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:52:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 438 states and 814 transitions. [2021-11-21 05:52:52,773 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 814 transitions. [2021-11-21 05:52:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:52:52,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:52,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:52:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 444 states and 823 transitions. [2021-11-21 05:52:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 823 transitions. [2021-11-21 05:52:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:52:56,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:56,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:56,155 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:52:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:56,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 445 states and 823 transitions. [2021-11-21 05:52:56,939 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 823 transitions. [2021-11-21 05:52:56,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:52:56,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:56,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:56,955 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:52:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 447 states and 825 transitions. [2021-11-21 05:52:58,078 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 825 transitions. [2021-11-21 05:52:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:52:58,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:58,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:52:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:58,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 448 states and 825 transitions. [2021-11-21 05:52:58,874 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 825 transitions. [2021-11-21 05:52:58,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:52:58,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:58,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:58,890 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-21 05:53:01,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 454 states and 833 transitions. [2021-11-21 05:53:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 833 transitions. [2021-11-21 05:53:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:53:01,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:01,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:01,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-21 05:53:04,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:04,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 458 states and 838 transitions. [2021-11-21 05:53:04,046 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 838 transitions. [2021-11-21 05:53:04,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:04,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:04,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:04,054 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-21 05:53:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 460 states and 840 transitions. [2021-11-21 05:53:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 840 transitions. [2021-11-21 05:53:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:05,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:05,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:06,353 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 05:53:10,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:10,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 464 states and 845 transitions. [2021-11-21 05:53:10,294 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 845 transitions. [2021-11-21 05:53:10,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:10,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:10,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:10,630 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:53:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:14,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 471 states and 854 transitions. [2021-11-21 05:53:14,866 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 854 transitions. [2021-11-21 05:53:14,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:14,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:14,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:15,244 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:53:20,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:20,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 480 states and 869 transitions. [2021-11-21 05:53:20,875 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 869 transitions. [2021-11-21 05:53:20,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:20,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:20,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 05:53:21,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:21,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 481 states and 870 transitions. [2021-11-21 05:53:21,997 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 870 transitions. [2021-11-21 05:53:21,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:21,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:21,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:22,011 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-21 05:53:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:22,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 483 states and 871 transitions. [2021-11-21 05:53:22,439 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 871 transitions. [2021-11-21 05:53:22,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:22,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:22,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:22,458 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:53:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 486 states and 878 transitions. [2021-11-21 05:53:25,179 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 878 transitions. [2021-11-21 05:53:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:25,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:25,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:25,188 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-21 05:53:25,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:25,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 487 states and 879 transitions. [2021-11-21 05:53:25,954 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 879 transitions. [2021-11-21 05:53:25,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:25,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:25,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:53:26,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 488 states and 880 transitions. [2021-11-21 05:53:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 880 transitions. [2021-11-21 05:53:26,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:26,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:26,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:26,816 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 05:53:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:27,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 488 states and 879 transitions. [2021-11-21 05:53:27,174 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 879 transitions. [2021-11-21 05:53:27,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:27,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:27,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:27,184 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 05:53:28,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:28,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 488 states and 878 transitions. [2021-11-21 05:53:28,083 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 878 transitions. [2021-11-21 05:53:28,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:53:28,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:28,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:28,097 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 05:53:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 488 states and 877 transitions. [2021-11-21 05:53:28,818 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 877 transitions. [2021-11-21 05:53:28,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:53:28,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:28,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:28,835 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-21 05:53:30,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 493 states and 882 transitions. [2021-11-21 05:53:30,470 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 882 transitions. [2021-11-21 05:53:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:53:30,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:30,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:30,482 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-21 05:53:30,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:30,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 495 states and 883 transitions. [2021-11-21 05:53:30,846 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 883 transitions. [2021-11-21 05:53:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:53:30,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:30,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:30,862 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-21 05:53:32,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 497 states and 885 transitions. [2021-11-21 05:53:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 885 transitions. [2021-11-21 05:53:32,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:53:32,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:32,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:32,362 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-21 05:53:33,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:33,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 498 states and 885 transitions. [2021-11-21 05:53:33,138 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 885 transitions. [2021-11-21 05:53:33,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:53:33,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:33,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:33,153 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:53:34,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:34,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 498 states and 884 transitions. [2021-11-21 05:53:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 884 transitions. [2021-11-21 05:53:34,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:53:34,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:34,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:34,233 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-21 05:53:36,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:36,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 504 states and 897 transitions. [2021-11-21 05:53:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 897 transitions. [2021-11-21 05:53:36,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:53:36,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:36,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:36,760 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-21 05:53:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:37,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 505 states and 897 transitions. [2021-11-21 05:53:37,596 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 897 transitions. [2021-11-21 05:53:37,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:53:37,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:37,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:37,605 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-21 05:53:39,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:39,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 507 states and 899 transitions. [2021-11-21 05:53:39,360 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 899 transitions. [2021-11-21 05:53:39,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:53:39,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:39,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 513 states and 917 transitions. [2021-11-21 05:53:45,034 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 917 transitions. [2021-11-21 05:53:45,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:53:45,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:45,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:47,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:47,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 517 states and 938 transitions. [2021-11-21 05:53:47,935 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 938 transitions. [2021-11-21 05:53:47,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:53:47,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:47,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:47,958 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 518 states and 942 transitions. [2021-11-21 05:53:48,828 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 942 transitions. [2021-11-21 05:53:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:53:48,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:48,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:50,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 520 states and 943 transitions. [2021-11-21 05:53:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 943 transitions. [2021-11-21 05:53:50,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:53:50,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:50,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:53:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:54,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 526 states and 952 transitions. [2021-11-21 05:53:54,753 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 952 transitions. [2021-11-21 05:53:54,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:53:54,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:54,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:54,775 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:53:55,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:55,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 527 states and 952 transitions. [2021-11-21 05:53:55,613 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 952 transitions. [2021-11-21 05:53:55,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:53:55,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:55,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:55,624 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 05:53:57,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:57,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 529 states and 954 transitions. [2021-11-21 05:53:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 954 transitions. [2021-11-21 05:53:57,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:53:57,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:57,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:57,160 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 05:53:58,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 530 states and 954 transitions. [2021-11-21 05:53:58,005 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 954 transitions. [2021-11-21 05:53:58,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:53:58,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:58,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:58,032 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-21 05:54:01,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:01,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 536 states and 962 transitions. [2021-11-21 05:54:01,452 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 962 transitions. [2021-11-21 05:54:01,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:54:01,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:01,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:01,464 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-21 05:54:04,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:04,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 540 states and 967 transitions. [2021-11-21 05:54:04,368 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 967 transitions. [2021-11-21 05:54:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:54:04,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:04,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-21 05:54:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:04,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 542 states and 968 transitions. [2021-11-21 05:54:04,812 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 968 transitions. [2021-11-21 05:54:04,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:54:04,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:04,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:54:07,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:07,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 545 states and 975 transitions. [2021-11-21 05:54:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 975 transitions. [2021-11-21 05:54:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:54:07,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:07,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:54:08,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:08,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 546 states and 976 transitions. [2021-11-21 05:54:08,917 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 976 transitions. [2021-11-21 05:54:08,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:54:08,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:08,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:08,928 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-21 05:54:09,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:09,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 546 states and 975 transitions. [2021-11-21 05:54:09,788 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 975 transitions. [2021-11-21 05:54:09,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:54:09,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:09,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:09,796 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-21 05:54:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 546 states and 974 transitions. [2021-11-21 05:54:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 974 transitions. [2021-11-21 05:54:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:54:10,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:10,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:10,344 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-21 05:54:11,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:11,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 546 states and 973 transitions. [2021-11-21 05:54:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 973 transitions. [2021-11-21 05:54:11,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:54:11,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:11,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-21 05:54:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:13,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 551 states and 978 transitions. [2021-11-21 05:54:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 978 transitions. [2021-11-21 05:54:13,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:54:13,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:13,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:13,292 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-21 05:54:13,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:13,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 553 states and 979 transitions. [2021-11-21 05:54:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 979 transitions. [2021-11-21 05:54:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:54:13,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:13,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-21 05:54:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:14,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 555 states and 981 transitions. [2021-11-21 05:54:14,972 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 981 transitions. [2021-11-21 05:54:14,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:54:14,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:14,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:14,986 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-21 05:54:16,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:16,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 556 states and 981 transitions. [2021-11-21 05:54:16,105 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 981 transitions. [2021-11-21 05:54:16,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:54:16,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:16,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:16,114 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-21 05:54:19,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:19,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 562 states and 994 transitions. [2021-11-21 05:54:19,005 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 994 transitions. [2021-11-21 05:54:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:54:19,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:19,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-21 05:54:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 563 states and 994 transitions. [2021-11-21 05:54:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 994 transitions. [2021-11-21 05:54:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:54:20,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:20,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-21 05:54:21,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:21,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 565 states and 995 transitions. [2021-11-21 05:54:21,007 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 995 transitions. [2021-11-21 05:54:21,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:54:21,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:21,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:21,021 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-21 05:54:22,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:22,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 567 states and 997 transitions. [2021-11-21 05:54:22,919 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 997 transitions. [2021-11-21 05:54:22,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:54:22,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:22,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:23,705 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:28,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 573 states and 1015 transitions. [2021-11-21 05:54:28,971 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1015 transitions. [2021-11-21 05:54:28,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:54:28,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:28,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:28,995 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:33,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 579 states and 1031 transitions. [2021-11-21 05:54:33,526 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1031 transitions. [2021-11-21 05:54:33,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:54:33,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:33,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:33,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:34,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:34,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 580 states and 1041 transitions. [2021-11-21 05:54:34,594 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1041 transitions. [2021-11-21 05:54:34,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:54:34,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:34,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:54:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:39,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 586 states and 1050 transitions. [2021-11-21 05:54:39,585 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1050 transitions. [2021-11-21 05:54:39,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:54:39,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:39,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:39,607 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:54:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:40,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 587 states and 1050 transitions. [2021-11-21 05:54:40,633 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1050 transitions. [2021-11-21 05:54:40,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:54:40,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:40,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-21 05:54:42,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:42,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 589 states and 1052 transitions. [2021-11-21 05:54:42,123 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1052 transitions. [2021-11-21 05:54:42,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:54:42,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:42,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:42,141 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-21 05:54:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:43,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 590 states and 1052 transitions. [2021-11-21 05:54:43,141 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1052 transitions. [2021-11-21 05:54:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:54:43,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:43,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-21 05:54:46,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:46,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 594 states and 1058 transitions. [2021-11-21 05:54:46,471 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1058 transitions. [2021-11-21 05:54:46,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:54:46,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:46,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-21 05:54:50,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:50,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 600 states and 1065 transitions. [2021-11-21 05:54:50,561 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1065 transitions. [2021-11-21 05:54:50,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:54:50,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:50,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:50,584 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:54:54,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:54,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 603 states and 1072 transitions. [2021-11-21 05:54:54,121 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1072 transitions. [2021-11-21 05:54:54,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:54:54,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:54,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:54,131 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-21 05:54:54,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:54,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 605 states and 1073 transitions. [2021-11-21 05:54:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1073 transitions. [2021-11-21 05:54:54,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:54:54,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:54,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:54:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:55,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 606 states and 1074 transitions. [2021-11-21 05:54:55,778 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1074 transitions. [2021-11-21 05:54:55,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:54:55,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:55,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:55,787 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-21 05:54:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 606 states and 1073 transitions. [2021-11-21 05:54:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1073 transitions. [2021-11-21 05:54:56,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:54:56,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:56,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:56,901 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-21 05:54:57,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 606 states and 1072 transitions. [2021-11-21 05:54:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1072 transitions. [2021-11-21 05:54:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:54:57,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:57,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:57,361 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-21 05:54:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:58,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 606 states and 1071 transitions. [2021-11-21 05:54:58,494 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1071 transitions. [2021-11-21 05:54:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:54:58,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:58,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:58,507 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-11-21 05:55:00,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:00,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 611 states and 1076 transitions. [2021-11-21 05:55:00,720 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1076 transitions. [2021-11-21 05:55:00,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:55:00,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:00,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-21 05:55:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:01,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 613 states and 1077 transitions. [2021-11-21 05:55:01,226 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1077 transitions. [2021-11-21 05:55:01,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:55:01,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:01,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:01,235 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-21 05:55:02,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:02,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 615 states and 1079 transitions. [2021-11-21 05:55:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1079 transitions. [2021-11-21 05:55:02,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:55:02,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:02,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:02,891 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-21 05:55:03,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 616 states and 1079 transitions. [2021-11-21 05:55:03,901 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1079 transitions. [2021-11-21 05:55:03,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:55:03,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:03,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:03,909 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-21 05:55:06,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:06,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 622 states and 1090 transitions. [2021-11-21 05:55:06,271 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1090 transitions. [2021-11-21 05:55:06,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:55:06,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:06,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-21 05:55:07,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 623 states and 1090 transitions. [2021-11-21 05:55:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1090 transitions. [2021-11-21 05:55:07,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:55:07,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:07,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:07,340 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-21 05:55:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 625 states and 1093 transitions. [2021-11-21 05:55:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1093 transitions. [2021-11-21 05:55:08,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:55:08,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:08,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:08,570 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-11-21 05:55:10,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:10,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 627 states and 1095 transitions. [2021-11-21 05:55:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1095 transitions. [2021-11-21 05:55:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:55:10,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:10,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:17,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:17,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 633 states and 1113 transitions. [2021-11-21 05:55:17,948 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1113 transitions. [2021-11-21 05:55:17,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:55:17,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:17,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:17,969 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 637 states and 1134 transitions. [2021-11-21 05:55:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1134 transitions. [2021-11-21 05:55:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:55:21,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:21,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:21,998 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:23,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:23,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 638 states and 1138 transitions. [2021-11-21 05:55:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1138 transitions. [2021-11-21 05:55:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:55:23,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:23,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:23,398 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:24,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 640 states and 1139 transitions. [2021-11-21 05:55:24,650 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1139 transitions. [2021-11-21 05:55:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:55:24,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:24,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:24,674 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:30,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:30,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 646 states and 1148 transitions. [2021-11-21 05:55:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1148 transitions. [2021-11-21 05:55:30,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:55:30,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:30,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:31,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:31,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 647 states and 1148 transitions. [2021-11-21 05:55:31,500 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1148 transitions. [2021-11-21 05:55:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:55:31,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:31,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:31,511 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-21 05:55:33,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 649 states and 1150 transitions. [2021-11-21 05:55:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1150 transitions. [2021-11-21 05:55:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:55:33,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:33,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-21 05:55:34,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:34,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 650 states and 1150 transitions. [2021-11-21 05:55:34,555 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1150 transitions. [2021-11-21 05:55:34,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:55:34,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:34,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:34,568 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-21 05:55:38,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:38,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 654 states and 1156 transitions. [2021-11-21 05:55:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1156 transitions. [2021-11-21 05:55:38,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:55:38,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:38,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-21 05:55:42,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:42,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 660 states and 1163 transitions. [2021-11-21 05:55:42,706 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1163 transitions. [2021-11-21 05:55:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:55:42,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:42,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-21 05:55:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 662 states and 1164 transitions. [2021-11-21 05:55:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1164 transitions. [2021-11-21 05:55:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:55:43,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:43,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:43,272 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:55:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 665 states and 1171 transitions. [2021-11-21 05:55:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1171 transitions. [2021-11-21 05:55:47,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:55:47,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:47,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:47,063 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:55:48,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:48,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 666 states and 1172 transitions. [2021-11-21 05:55:48,411 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1172 transitions. [2021-11-21 05:55:48,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:55:48,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:48,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-21 05:55:49,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 666 states and 1171 transitions. [2021-11-21 05:55:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1171 transitions. [2021-11-21 05:55:49,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:55:49,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:49,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:49,438 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-21 05:55:50,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:50,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 666 states and 1170 transitions. [2021-11-21 05:55:50,646 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1170 transitions. [2021-11-21 05:55:50,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:55:50,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:50,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-21 05:55:51,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:51,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 666 states and 1169 transitions. [2021-11-21 05:55:51,111 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1169 transitions. [2021-11-21 05:55:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:55:51,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:51,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-21 05:55:53,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:53,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 671 states and 1174 transitions. [2021-11-21 05:55:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1174 transitions. [2021-11-21 05:55:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:55:53,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:53,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:53,630 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2021-11-21 05:55:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:55,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 673 states and 1176 transitions. [2021-11-21 05:55:55,162 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1176 transitions. [2021-11-21 05:55:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:55:55,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:55,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:55,169 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2021-11-21 05:55:55,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:55,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 675 states and 1177 transitions. [2021-11-21 05:55:55,860 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1177 transitions. [2021-11-21 05:55:55,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:55:55,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:55,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:55,871 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2021-11-21 05:55:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 676 states and 1177 transitions. [2021-11-21 05:55:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1177 transitions. [2021-11-21 05:55:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:55:56,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:56,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2021-11-21 05:56:00,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 682 states and 1190 transitions. [2021-11-21 05:56:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1190 transitions. [2021-11-21 05:56:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:56:00,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:00,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2021-11-21 05:56:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:02,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 685 states and 1191 transitions. [2021-11-21 05:56:02,131 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1191 transitions. [2021-11-21 05:56:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:56:02,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:02,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:02,141 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-21 05:56:04,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:04,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 687 states and 1193 transitions. [2021-11-21 05:56:04,385 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1193 transitions. [2021-11-21 05:56:04,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:56:04,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:04,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:12,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:12,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 693 states and 1211 transitions. [2021-11-21 05:56:12,305 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1211 transitions. [2021-11-21 05:56:12,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:56:12,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:12,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:12,327 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:16,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:16,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 697 states and 1232 transitions. [2021-11-21 05:56:16,556 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1232 transitions. [2021-11-21 05:56:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:56:16,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:16,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:17,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:17,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 698 states and 1236 transitions. [2021-11-21 05:56:17,748 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1236 transitions. [2021-11-21 05:56:17,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:56:17,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:17,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 700 states and 1237 transitions. [2021-11-21 05:56:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1237 transitions. [2021-11-21 05:56:19,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:56:19,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:19,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:56:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:25,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 706 states and 1246 transitions. [2021-11-21 05:56:25,275 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1246 transitions. [2021-11-21 05:56:25,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:56:25,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:25,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:56:26,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 707 states and 1246 transitions. [2021-11-21 05:56:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1246 transitions. [2021-11-21 05:56:26,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:56:26,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:26,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-21 05:56:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:28,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 709 states and 1248 transitions. [2021-11-21 05:56:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1248 transitions. [2021-11-21 05:56:28,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:56:28,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:28,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:28,733 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-21 05:56:29,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:29,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 710 states and 1248 transitions. [2021-11-21 05:56:29,953 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1248 transitions. [2021-11-21 05:56:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:56:29,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:29,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-11-21 05:56:34,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:34,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 716 states and 1256 transitions. [2021-11-21 05:56:34,857 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1256 transitions. [2021-11-21 05:56:34,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:56:34,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:34,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:34,870 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-11-21 05:56:38,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 720 states and 1261 transitions. [2021-11-21 05:56:38,576 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1261 transitions. [2021-11-21 05:56:38,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:56:38,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:38,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-21 05:56:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:39,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 722 states and 1262 transitions. [2021-11-21 05:56:39,396 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1262 transitions. [2021-11-21 05:56:39,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:56:39,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:39,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:39,421 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:56:43,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:43,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 725 states and 1269 transitions. [2021-11-21 05:56:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1269 transitions. [2021-11-21 05:56:43,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:56:43,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:43,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:56:45,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:45,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 726 states and 1270 transitions. [2021-11-21 05:56:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1270 transitions. [2021-11-21 05:56:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:56:45,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:45,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:45,074 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-21 05:56:45,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:45,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 726 states and 1269 transitions. [2021-11-21 05:56:45,756 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1269 transitions. [2021-11-21 05:56:45,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:56:45,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:45,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:45,771 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-21 05:56:46,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:46,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 726 states and 1268 transitions. [2021-11-21 05:56:46,900 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1268 transitions. [2021-11-21 05:56:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:56:46,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:46,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:46,908 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-21 05:56:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:48,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 726 states and 1267 transitions. [2021-11-21 05:56:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1267 transitions. [2021-11-21 05:56:48,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:56:48,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:48,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-21 05:56:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 731 states and 1272 transitions. [2021-11-21 05:56:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1272 transitions. [2021-11-21 05:56:50,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:56:50,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:50,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:50,754 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2021-11-21 05:56:51,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:51,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 733 states and 1273 transitions. [2021-11-21 05:56:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1273 transitions. [2021-11-21 05:56:51,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:56:51,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:51,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:51,310 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2021-11-21 05:56:53,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:53,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 735 states and 1275 transitions. [2021-11-21 05:56:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1275 transitions. [2021-11-21 05:56:53,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:56:53,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:53,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:53,222 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2021-11-21 05:56:54,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 736 states and 1275 transitions. [2021-11-21 05:56:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1275 transitions. [2021-11-21 05:56:54,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:56:54,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:54,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:54,611 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2021-11-21 05:56:57,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 742 states and 1286 transitions. [2021-11-21 05:56:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1286 transitions. [2021-11-21 05:56:57,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:56:57,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:57,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:57,373 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2021-11-21 05:56:58,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:58,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 743 states and 1286 transitions. [2021-11-21 05:56:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1286 transitions. [2021-11-21 05:56:58,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:56:58,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:58,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:58,646 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2021-11-21 05:57:00,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:00,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 745 states and 1289 transitions. [2021-11-21 05:57:00,071 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1289 transitions. [2021-11-21 05:57:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:57:00,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:00,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-21 05:57:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:02,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 747 states and 1291 transitions. [2021-11-21 05:57:02,423 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1291 transitions. [2021-11-21 05:57:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:57:02,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:02,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:11,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 753 states and 1309 transitions. [2021-11-21 05:57:11,069 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1309 transitions. [2021-11-21 05:57:11,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:57:11,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:11,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:11,092 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:15,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 757 states and 1324 transitions. [2021-11-21 05:57:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1324 transitions. [2021-11-21 05:57:15,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:57:15,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:15,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:15,584 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:17,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:17,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 758 states and 1334 transitions. [2021-11-21 05:57:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1334 transitions. [2021-11-21 05:57:17,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:57:17,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:17,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:17,041 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 760 states and 1335 transitions. [2021-11-21 05:57:18,714 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1335 transitions. [2021-11-21 05:57:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:57:18,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:18,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:18,743 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:57:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 766 states and 1344 transitions. [2021-11-21 05:57:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1344 transitions. [2021-11-21 05:57:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:57:25,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:25,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:57:26,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:26,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 767 states and 1344 transitions. [2021-11-21 05:57:26,780 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1344 transitions. [2021-11-21 05:57:26,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:57:26,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:26,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-21 05:57:29,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 769 states and 1346 transitions. [2021-11-21 05:57:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1346 transitions. [2021-11-21 05:57:29,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:57:29,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:29,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:29,013 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-21 05:57:30,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:30,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 770 states and 1346 transitions. [2021-11-21 05:57:30,335 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1346 transitions. [2021-11-21 05:57:30,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:57:30,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:30,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:30,348 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-11-21 05:57:35,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:35,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 776 states and 1354 transitions. [2021-11-21 05:57:35,684 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1354 transitions. [2021-11-21 05:57:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:57:35,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:35,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:35,702 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2021-11-21 05:57:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:40,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 780 states and 1359 transitions. [2021-11-21 05:57:40,009 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1359 transitions. [2021-11-21 05:57:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:57:40,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:40,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:40,018 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2021-11-21 05:57:40,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:40,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 782 states and 1360 transitions. [2021-11-21 05:57:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1360 transitions. [2021-11-21 05:57:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:57:40,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:40,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:40,689 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:57:45,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 785 states and 1367 transitions. [2021-11-21 05:57:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1367 transitions. [2021-11-21 05:57:45,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:57:45,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:45,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:45,559 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:57:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 786 states and 1368 transitions. [2021-11-21 05:57:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1368 transitions. [2021-11-21 05:57:46,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:57:46,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:46,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:46,973 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-21 05:57:48,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:48,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 786 states and 1367 transitions. [2021-11-21 05:57:48,419 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1367 transitions. [2021-11-21 05:57:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:57:48,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:48,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:48,427 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-21 05:57:48,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:48,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 786 states and 1366 transitions. [2021-11-21 05:57:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1366 transitions. [2021-11-21 05:57:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:57:48,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:48,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:48,988 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-21 05:57:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:50,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 786 states and 1365 transitions. [2021-11-21 05:57:50,211 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1365 transitions. [2021-11-21 05:57:50,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:57:50,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:50,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:50,220 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-21 05:57:53,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:53,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 791 states and 1370 transitions. [2021-11-21 05:57:53,156 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1370 transitions. [2021-11-21 05:57:53,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:57:53,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:53,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2021-11-21 05:57:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 793 states and 1371 transitions. [2021-11-21 05:57:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1371 transitions. [2021-11-21 05:57:53,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:57:53,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:53,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2021-11-21 05:57:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 795 states and 1373 transitions. [2021-11-21 05:57:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1373 transitions. [2021-11-21 05:57:55,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:57:55,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:55,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:55,847 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2021-11-21 05:57:57,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 796 states and 1373 transitions. [2021-11-21 05:57:57,371 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1373 transitions. [2021-11-21 05:57:57,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:57:57,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:57,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:57,381 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2021-11-21 05:58:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 802 states and 1386 transitions. [2021-11-21 05:58:01,653 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1386 transitions. [2021-11-21 05:58:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:58:01,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:01,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:01,661 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2021-11-21 05:58:03,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 803 states and 1386 transitions. [2021-11-21 05:58:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1386 transitions. [2021-11-21 05:58:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:58:03,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:03,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:03,041 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2021-11-21 05:58:03,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:03,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 805 states and 1387 transitions. [2021-11-21 05:58:03,114 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1387 transitions. [2021-11-21 05:58:03,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:58:03,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:03,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2021-11-21 05:58:05,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:05,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 807 states and 1389 transitions. [2021-11-21 05:58:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1389 transitions. [2021-11-21 05:58:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:58:05,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:05,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 309 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:15,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 813 states and 1407 transitions. [2021-11-21 05:58:15,339 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1407 transitions. [2021-11-21 05:58:15,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:58:15,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:15,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:15,367 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 309 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:20,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:20,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 817 states and 1422 transitions. [2021-11-21 05:58:20,594 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1422 transitions. [2021-11-21 05:58:20,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:58:20,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:20,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:20,619 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 309 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 818 states and 1432 transitions. [2021-11-21 05:58:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1432 transitions. [2021-11-21 05:58:22,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:58:22,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:22,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:22,189 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 309 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:23,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:23,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 820 states and 1433 transitions. [2021-11-21 05:58:23,985 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1433 transitions. [2021-11-21 05:58:23,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:58:23,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:23,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:58:31,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:31,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 826 states and 1442 transitions. [2021-11-21 05:58:31,410 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1442 transitions. [2021-11-21 05:58:31,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:58:31,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:31,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:58:32,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:32,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 827 states and 1442 transitions. [2021-11-21 05:58:32,926 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1442 transitions. [2021-11-21 05:58:32,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:58:32,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:32,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:32,938 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-21 05:58:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 829 states and 1444 transitions. [2021-11-21 05:58:35,121 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1444 transitions. [2021-11-21 05:58:35,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:58:35,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:35,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:35,129 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-21 05:58:36,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:36,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 830 states and 1444 transitions. [2021-11-21 05:58:36,838 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1444 transitions. [2021-11-21 05:58:36,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:58:36,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:36,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:36,858 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2021-11-21 05:58:42,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:42,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 836 states and 1452 transitions. [2021-11-21 05:58:42,716 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1452 transitions. [2021-11-21 05:58:42,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:58:42,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:42,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:42,730 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2021-11-21 05:58:47,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:47,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 840 states and 1457 transitions. [2021-11-21 05:58:47,380 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1457 transitions. [2021-11-21 05:58:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:58:47,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:47,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:47,403 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:58:52,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:52,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 843 states and 1464 transitions. [2021-11-21 05:58:52,776 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1464 transitions. [2021-11-21 05:58:52,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:58:52,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:52,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:58:54,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:54,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 844 states and 1465 transitions. [2021-11-21 05:58:54,336 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1465 transitions. [2021-11-21 05:58:54,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:58:54,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:54,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:54,347 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2021-11-21 05:58:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:55,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 844 states and 1464 transitions. [2021-11-21 05:58:55,917 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1464 transitions. [2021-11-21 05:58:55,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:58:55,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:55,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:55,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:55,927 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2021-11-21 05:58:57,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:57,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 844 states and 1463 transitions. [2021-11-21 05:58:57,257 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1463 transitions. [2021-11-21 05:58:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:58:57,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:57,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2021-11-21 05:58:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 844 states and 1462 transitions. [2021-11-21 05:58:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1462 transitions. [2021-11-21 05:58:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:58:57,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:57,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:57,880 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-21 05:58:58,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:58,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 846 states and 1463 transitions. [2021-11-21 05:58:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1463 transitions. [2021-11-21 05:58:58,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:58:58,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:58,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:58,803 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2021-11-21 05:59:02,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:02,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 851 states and 1468 transitions. [2021-11-21 05:59:02,009 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1468 transitions. [2021-11-21 05:59:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:59:02,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:02,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:02,018 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-21 05:59:04,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 853 states and 1470 transitions. [2021-11-21 05:59:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1470 transitions. [2021-11-21 05:59:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:59:04,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:04,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-21 05:59:05,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:05,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 854 states and 1470 transitions. [2021-11-21 05:59:05,642 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1470 transitions. [2021-11-21 05:59:05,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:59:05,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:05,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-21 05:59:06,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:06,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 856 states and 1471 transitions. [2021-11-21 05:59:06,301 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1471 transitions. [2021-11-21 05:59:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:59:06,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:06,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:06,309 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-11-21 05:59:09,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:09,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 862 states and 1482 transitions. [2021-11-21 05:59:09,524 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1482 transitions. [2021-11-21 05:59:09,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:59:09,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:09,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:09,532 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-11-21 05:59:12,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 865 states and 1485 transitions. [2021-11-21 05:59:12,679 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1485 transitions. [2021-11-21 05:59:12,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:59:12,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:12,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2021-11-21 05:59:15,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:15,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 867 states and 1487 transitions. [2021-11-21 05:59:15,723 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1487 transitions. [2021-11-21 05:59:15,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:59:15,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:15,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:26,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:26,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 873 states and 1505 transitions. [2021-11-21 05:59:26,094 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1505 transitions. [2021-11-21 05:59:26,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:59:26,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:26,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:26,120 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:31,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:31,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 877 states and 1520 transitions. [2021-11-21 05:59:31,715 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1520 transitions. [2021-11-21 05:59:31,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:59:31,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:31,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:33,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:33,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 878 states and 1530 transitions. [2021-11-21 05:59:33,442 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1530 transitions. [2021-11-21 05:59:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:59:33,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:33,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 367 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:35,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:35,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 880 states and 1531 transitions. [2021-11-21 05:59:35,581 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1531 transitions. [2021-11-21 05:59:35,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:59:35,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:35,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:35,606 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 298 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:59:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:43,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 886 states and 1540 transitions. [2021-11-21 05:59:43,709 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1540 transitions. [2021-11-21 05:59:43,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:59:43,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:43,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 298 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:59:45,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:45,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 887 states and 1540 transitions. [2021-11-21 05:59:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1540 transitions. [2021-11-21 05:59:45,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:59:45,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:45,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:45,374 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-11-21 05:59:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 889 states and 1542 transitions. [2021-11-21 05:59:48,202 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1542 transitions. [2021-11-21 05:59:48,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:59:48,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:48,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-11-21 05:59:49,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:49,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 890 states and 1542 transitions. [2021-11-21 05:59:49,780 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1542 transitions. [2021-11-21 05:59:49,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:59:49,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:49,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2021-11-21 05:59:56,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:56,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 896 states and 1550 transitions. [2021-11-21 05:59:56,120 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1550 transitions. [2021-11-21 05:59:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:59:56,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:56,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:56,140 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2021-11-21 06:00:01,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:01,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 900 states and 1555 transitions. [2021-11-21 06:00:01,635 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1555 transitions. [2021-11-21 06:00:01,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:00:01,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:01,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:01,645 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2021-11-21 06:00:02,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 902 states and 1556 transitions. [2021-11-21 06:00:02,419 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1556 transitions. [2021-11-21 06:00:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:00:02,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:02,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:02,445 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:00:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:08,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 905 states and 1563 transitions. [2021-11-21 06:00:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1563 transitions. [2021-11-21 06:00:08,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:00:08,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:08,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:08,216 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:00:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 906 states and 1564 transitions. [2021-11-21 06:00:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1564 transitions. [2021-11-21 06:00:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:00:10,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:10,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-11-21 06:00:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:10,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 906 states and 1563 transitions. [2021-11-21 06:00:10,859 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1563 transitions. [2021-11-21 06:00:10,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:00:10,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:10,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-11-21 06:00:12,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:12,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 906 states and 1562 transitions. [2021-11-21 06:00:12,540 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1562 transitions. [2021-11-21 06:00:12,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:00:12,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:12,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:12,548 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-11-21 06:00:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:13,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 906 states and 1561 transitions. [2021-11-21 06:00:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1561 transitions. [2021-11-21 06:00:13,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:00:13,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:13,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:13,989 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2021-11-21 06:00:17,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 911 states and 1566 transitions. [2021-11-21 06:00:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1566 transitions. [2021-11-21 06:00:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:00:17,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:17,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-11-21 06:00:18,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:18,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 913 states and 1567 transitions. [2021-11-21 06:00:18,424 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1567 transitions. [2021-11-21 06:00:18,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:00:18,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:18,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:18,433 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-11-21 06:00:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:20,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 915 states and 1569 transitions. [2021-11-21 06:00:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1569 transitions. [2021-11-21 06:00:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:00:20,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:20,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:20,594 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-11-21 06:00:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 916 states and 1569 transitions. [2021-11-21 06:00:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1569 transitions. [2021-11-21 06:00:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:00:22,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:22,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:22,337 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2021-11-21 06:00:27,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:27,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 922 states and 1582 transitions. [2021-11-21 06:00:27,447 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1582 transitions. [2021-11-21 06:00:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:00:27,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:27,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:27,458 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2021-11-21 06:00:29,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 923 states and 1582 transitions. [2021-11-21 06:00:29,340 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1582 transitions. [2021-11-21 06:00:29,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:00:29,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2021-11-21 06:00:29,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 925 states and 1583 transitions. [2021-11-21 06:00:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1583 transitions. [2021-11-21 06:00:29,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:00:29,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:29,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:29,453 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2021-11-21 06:00:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:32,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 927 states and 1585 transitions. [2021-11-21 06:00:32,806 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1585 transitions. [2021-11-21 06:00:32,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:00:32,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:32,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:34,478 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:44,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:44,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 933 states and 1603 transitions. [2021-11-21 06:00:44,113 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1603 transitions. [2021-11-21 06:00:44,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:00:44,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:44,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:44,143 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:52,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:52,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 939 states and 1625 transitions. [2021-11-21 06:00:52,127 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1625 transitions. [2021-11-21 06:00:52,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:00:52,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:52,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:54,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:54,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 940 states and 1629 transitions. [2021-11-21 06:00:54,056 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1629 transitions. [2021-11-21 06:00:54,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:00:54,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:54,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:03,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:03,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 946 states and 1638 transitions. [2021-11-21 06:01:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1638 transitions. [2021-11-21 06:01:03,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:01:03,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:03,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:03,236 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 947 states and 1638 transitions. [2021-11-21 06:01:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1638 transitions. [2021-11-21 06:01:04,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:01:04,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,735 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 06:01:07,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:07,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 949 states and 1640 transitions. [2021-11-21 06:01:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1640 transitions. [2021-11-21 06:01:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:01:07,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:07,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 06:01:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 950 states and 1640 transitions. [2021-11-21 06:01:09,533 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1640 transitions. [2021-11-21 06:01:09,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:01:09,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:09,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:09,547 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2021-11-21 06:01:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:16,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 956 states and 1648 transitions. [2021-11-21 06:01:16,280 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1648 transitions. [2021-11-21 06:01:16,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:01:16,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:16,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:16,295 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2021-11-21 06:01:21,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 960 states and 1653 transitions. [2021-11-21 06:01:21,923 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1653 transitions. [2021-11-21 06:01:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:01:21,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:21,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:21,935 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked.