./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/byte_add_2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/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_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/byte_add_2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/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 32bit --witnessprinter.graph.data.programhash 8b7afe619831a9e012e7620d6e0b03d3495f1fd3efb2bdea6bfa4bb1568774e6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:38:04,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:38:04,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:38:04,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:38:04,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:38:04,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:38:04,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:38:04,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:38:04,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:38:04,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:38:04,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:38:04,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:38:04,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:38:04,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:38:04,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:38:04,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:38:04,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:38:04,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:38:04,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:38:04,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:38:04,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:38:04,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:38:04,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:38:04,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:38:04,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:38:04,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:38:04,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:38:04,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:38:04,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:38:04,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:38:04,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:38:04,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:38:04,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:38:04,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:38:04,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:38:04,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:38:04,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:38:04,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:38:04,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:38:04,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:38:04,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:38:04,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:38:04,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:38:04,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:38:04,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:38:04,814 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:38:04,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:38:04,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:38:04,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:38:04,816 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:38:04,822 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:38:04,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:38:04,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:38:04,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:38:04,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:38:04,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:38:04,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:38:04,825 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:38:04,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:38:04,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:38:04,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:38:04,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:38:04,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:38:04,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:38:04,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:38:04,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:38:04,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:38:04,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:38:04,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:38:04,828 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:38:04,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:38:04,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:38:04,828 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_64a86ba2-f36c-426c-8f76-5b5a28664c2d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b7afe619831a9e012e7620d6e0b03d3495f1fd3efb2bdea6bfa4bb1568774e6 [2021-11-21 04:38:05,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:38:05,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:38:05,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:38:05,138 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:38:05,138 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:38:05,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/bitvector/byte_add_2-1.i [2021-11-21 04:38:05,239 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/data/da5fd9fd8/92da0036273d4ab5a2b4e27b2cb812c7/FLAG007a96a8e [2021-11-21 04:38:05,699 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:38:05,699 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/sv-benchmarks/c/bitvector/byte_add_2-1.i [2021-11-21 04:38:05,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/data/da5fd9fd8/92da0036273d4ab5a2b4e27b2cb812c7/FLAG007a96a8e [2021-11-21 04:38:06,089 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/data/da5fd9fd8/92da0036273d4ab5a2b4e27b2cb812c7 [2021-11-21 04:38:06,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:38:06,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:38:06,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:38:06,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:38:06,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:38:06,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415bff6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06, skipping insertion in model container [2021-11-21 04:38:06,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:38:06,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:38:06,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/sv-benchmarks/c/bitvector/byte_add_2-1.i[1168,1181] [2021-11-21 04:38:06,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:38:06,414 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:38:06,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/sv-benchmarks/c/bitvector/byte_add_2-1.i[1168,1181] [2021-11-21 04:38:06,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:38:06,515 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:38:06,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06 WrapperNode [2021-11-21 04:38:06,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:38:06,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:38:06,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:38:06,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:38:06,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,591 INFO L137 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 161 [2021-11-21 04:38:06,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:38:06,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:38:06,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:38:06,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:38:06,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:38:06,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:38:06,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:38:06,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:38:06,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:38:06" (1/1) ... [2021-11-21 04:38:06,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:38:06,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:38:06,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:38:06,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a86ba2-f36c-426c-8f76-5b5a28664c2d/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:38:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:38:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:38:06,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:38:06,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:38:06,756 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:38:06,758 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:38:07,127 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:38:07,201 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:38:07,202 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 04:38:07,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:38:07 BoogieIcfgContainer [2021-11-21 04:38:07,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:38:07,205 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:38:07,205 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:38:07,214 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:38:07,214 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:38:07" (1/1) ... [2021-11-21 04:38:07,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:38:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 99 states and 116 transitions. [2021-11-21 04:38:07,302 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2021-11-21 04:38:07,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 04:38:07,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions. [2021-11-21 04:38:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2021-11-21 04:38:07,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:38:07,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2021-11-21 04:38:07,611 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2021-11-21 04:38:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 04:38:07,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2021-11-21 04:38:07,691 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2021-11-21 04:38:07,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 04:38:07,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2021-11-21 04:38:07,748 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2021-11-21 04:38:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 04:38:07,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2021-11-21 04:38:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2021-11-21 04:38:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 04:38:07,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2021-11-21 04:38:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2021-11-21 04:38:07,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:38:07,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2021-11-21 04:38:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2021-11-21 04:38:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:38:07,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2021-11-21 04:38:07,963 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2021-11-21 04:38:07,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:38:07,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:07,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2021-11-21 04:38:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2021-11-21 04:38:07,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:38:07,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 89 states and 106 transitions. [2021-11-21 04:38:08,009 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2021-11-21 04:38:08,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:38:08,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2021-11-21 04:38:08,038 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2021-11-21 04:38:08,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:38:08,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2021-11-21 04:38:08,086 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2021-11-21 04:38:08,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:38:08,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2021-11-21 04:38:08,131 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2021-11-21 04:38:08,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 04:38:08,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2021-11-21 04:38:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2021-11-21 04:38:08,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:38:08,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2021-11-21 04:38:08,202 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2021-11-21 04:38:08,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:38:08,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2021-11-21 04:38:08,229 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2021-11-21 04:38:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:38:08,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2021-11-21 04:38:08,272 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2021-11-21 04:38:08,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:38:08,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2021-11-21 04:38:08,305 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2021-11-21 04:38:08,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:38:08,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2021-11-21 04:38:08,333 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2021-11-21 04:38:08,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 04:38:08,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2021-11-21 04:38:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2021-11-21 04:38:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:38:08,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2021-11-21 04:38:08,398 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2021-11-21 04:38:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:38:08,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,430 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 04:38:08,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2021-11-21 04:38:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2021-11-21 04:38:08,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:38:08,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2021-11-21 04:38:08,448 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2021-11-21 04:38:08,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:38:08,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2021-11-21 04:38:08,462 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2021-11-21 04:38:08,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:38:08,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2021-11-21 04:38:08,476 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2021-11-21 04:38:08,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:38:08,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2021-11-21 04:38:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2021-11-21 04:38:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:38:08,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2021-11-21 04:38:08,501 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2021-11-21 04:38:08,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:38:08,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2021-11-21 04:38:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2021-11-21 04:38:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:38:08,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2021-11-21 04:38:08,631 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2021-11-21 04:38:08,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:38:08,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 72 states and 90 transitions. [2021-11-21 04:38:08,659 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2021-11-21 04:38:08,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:38:08,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2021-11-21 04:38:08,678 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-21 04:38:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:38:08,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2021-11-21 04:38:08,707 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2021-11-21 04:38:08,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:38:08,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2021-11-21 04:38:08,731 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2021-11-21 04:38:08,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 04:38:08,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 68 states and 86 transitions. [2021-11-21 04:38:08,749 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2021-11-21 04:38:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 04:38:08,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2021-11-21 04:38:08,776 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2021-11-21 04:38:08,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 04:38:08,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 66 states and 84 transitions. [2021-11-21 04:38:08,799 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2021-11-21 04:38:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:38:08,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2021-11-21 04:38:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2021-11-21 04:38:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 04:38:08,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:08,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:09,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:09,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 71 states and 92 transitions. [2021-11-21 04:38:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2021-11-21 04:38:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 04:38:09,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:09,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:09,084 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 04:38:09,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:09,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2021-11-21 04:38:09,094 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2021-11-21 04:38:09,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 04:38:09,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:09,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:09,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:09,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:09,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 95 transitions. [2021-11-21 04:38:09,387 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2021-11-21 04:38:09,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 04:38:09,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:09,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:09,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:09,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2021-11-21 04:38:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2021-11-21 04:38:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 04:38:09,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:09,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:09,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2021-11-21 04:38:09,788 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2021-11-21 04:38:09,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:38:09,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:09,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:09,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:10,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:10,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2021-11-21 04:38:10,081 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2021-11-21 04:38:10,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 04:38:10,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:10,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:10,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:10,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:10,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 92 states and 131 transitions. [2021-11-21 04:38:10,698 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 131 transitions. [2021-11-21 04:38:10,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 04:38:10,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:10,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:10,761 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 04:38:10,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 94 states and 136 transitions. [2021-11-21 04:38:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 136 transitions. [2021-11-21 04:38:10,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:38:10,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:10,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:11,012 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 04:38:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:11,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 94 states and 135 transitions. [2021-11-21 04:38:11,023 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2021-11-21 04:38:11,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 04:38:11,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:11,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:11,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 04:38:12,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:12,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 99 states and 149 transitions. [2021-11-21 04:38:12,241 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 149 transitions. [2021-11-21 04:38:12,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:38:12,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:12,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:12,271 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 04:38:12,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2021-11-21 04:38:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2021-11-21 04:38:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 04:38:12,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:12,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:16,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:16,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 115 states and 185 transitions. [2021-11-21 04:38:16,124 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 185 transitions. [2021-11-21 04:38:16,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:38:16,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:16,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:16,158 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 04:38:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:16,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 100 states and 149 transitions. [2021-11-21 04:38:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 149 transitions. [2021-11-21 04:38:16,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 04:38:16,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:16,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:18,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 111 states and 167 transitions. [2021-11-21 04:38:18,574 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 167 transitions. [2021-11-21 04:38:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:38:18,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:18,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:18,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:20,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 123 states and 190 transitions. [2021-11-21 04:38:20,313 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 190 transitions. [2021-11-21 04:38:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 04:38:20,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:20,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:20,495 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:22,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:22,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2021-11-21 04:38:22,436 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2021-11-21 04:38:22,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 04:38:22,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:22,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:22,640 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 04:38:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 232 transitions. [2021-11-21 04:38:24,055 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 232 transitions. [2021-11-21 04:38:24,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:38:24,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:24,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:24,082 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:24,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:24,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 149 states and 240 transitions. [2021-11-21 04:38:24,794 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 240 transitions. [2021-11-21 04:38:24,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:38:24,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:24,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:24,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:25,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:25,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 155 states and 250 transitions. [2021-11-21 04:38:25,577 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 250 transitions. [2021-11-21 04:38:25,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:38:25,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:25,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:25,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:26,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:26,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 159 states and 258 transitions. [2021-11-21 04:38:26,069 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 258 transitions. [2021-11-21 04:38:26,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:38:26,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:26,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:26,109 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:26,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:26,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 162 states and 261 transitions. [2021-11-21 04:38:26,781 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 261 transitions. [2021-11-21 04:38:26,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:38:26,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:26,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:26,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:27,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:27,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 164 states and 263 transitions. [2021-11-21 04:38:27,075 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 263 transitions. [2021-11-21 04:38:27,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:38:27,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:27,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:27,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:30,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 182 states and 300 transitions. [2021-11-21 04:38:30,427 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 300 transitions. [2021-11-21 04:38:30,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:38:30,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:30,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:32,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:32,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 189 states and 315 transitions. [2021-11-21 04:38:32,039 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 315 transitions. [2021-11-21 04:38:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:38:32,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:32,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:32,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 191 states and 317 transitions. [2021-11-21 04:38:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 317 transitions. [2021-11-21 04:38:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 04:38:32,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:32,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 195 states and 323 transitions. [2021-11-21 04:38:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 323 transitions. [2021-11-21 04:38:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:38:33,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:33,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:33,402 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:38:34,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:34,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 196 states and 325 transitions. [2021-11-21 04:38:34,229 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 325 transitions. [2021-11-21 04:38:34,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:38:34,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:34,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:34,258 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:38:34,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:34,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 197 states and 326 transitions. [2021-11-21 04:38:34,333 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 326 transitions. [2021-11-21 04:38:34,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:38:34,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:34,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:38:35,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:35,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 199 states and 327 transitions. [2021-11-21 04:38:35,266 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 327 transitions. [2021-11-21 04:38:35,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 04:38:35,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:35,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:38:35,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:35,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 200 states and 328 transitions. [2021-11-21 04:38:35,316 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 328 transitions. [2021-11-21 04:38:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 04:38:35,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:35,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:35,673 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:38:39,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 223 states and 361 transitions. [2021-11-21 04:38:39,707 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 361 transitions. [2021-11-21 04:38:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:38:39,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:39,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:40,031 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 04:38:41,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:41,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 231 states and 375 transitions. [2021-11-21 04:38:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 375 transitions. [2021-11-21 04:38:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:38:41,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:41,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:41,874 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:42,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:42,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 236 states and 383 transitions. [2021-11-21 04:38:42,828 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 383 transitions. [2021-11-21 04:38:42,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:38:42,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:42,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:38:44,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:44,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 249 states and 402 transitions. [2021-11-21 04:38:44,256 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 402 transitions. [2021-11-21 04:38:44,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:38:44,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:44,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:44,669 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:38:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 250 states and 388 transitions. [2021-11-21 04:38:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 388 transitions. [2021-11-21 04:38:45,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:38:45,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:45,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:38:47,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:47,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 262 states and 411 transitions. [2021-11-21 04:38:47,424 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 411 transitions. [2021-11-21 04:38:47,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:38:47,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:47,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:38:49,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 273 states and 425 transitions. [2021-11-21 04:38:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 425 transitions. [2021-11-21 04:38:49,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:38:49,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:49,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:38:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 284 states and 446 transitions. [2021-11-21 04:38:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 446 transitions. [2021-11-21 04:38:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:38:52,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:52,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:38:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 286 states and 448 transitions. [2021-11-21 04:38:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 448 transitions. [2021-11-21 04:38:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:38:52,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:52,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:38:57,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 303 states and 495 transitions. [2021-11-21 04:38:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 495 transitions. [2021-11-21 04:38:57,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 04:38:57,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:57,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:39:02,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:02,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 312 states and 518 transitions. [2021-11-21 04:39:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 518 transitions. [2021-11-21 04:39:02,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:39:02,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:02,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:39:03,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:03,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 313 states and 520 transitions. [2021-11-21 04:39:03,300 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 520 transitions. [2021-11-21 04:39:03,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 04:39:03,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:03,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:39:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 314 states and 521 transitions. [2021-11-21 04:39:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 521 transitions. [2021-11-21 04:39:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:39:03,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:03,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:04,623 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:39:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:13,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 348 states and 575 transitions. [2021-11-21 04:39:13,259 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 575 transitions. [2021-11-21 04:39:13,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:39:13,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:13,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:39:16,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 355 states and 582 transitions. [2021-11-21 04:39:16,024 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 582 transitions. [2021-11-21 04:39:16,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:39:16,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:16,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 04:39:19,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:19,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 372 states and 608 transitions. [2021-11-21 04:39:19,658 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 608 transitions. [2021-11-21 04:39:19,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 04:39:19,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:19,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:19,717 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 04:39:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 380 states and 617 transitions. [2021-11-21 04:39:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 617 transitions. [2021-11-21 04:39:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:39:20,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:20,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:21,214 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 04:39:25,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:25,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 389 states and 634 transitions. [2021-11-21 04:39:25,578 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 634 transitions. [2021-11-21 04:39:25,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:39:25,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:25,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:25,640 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:39:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 390 states and 641 transitions. [2021-11-21 04:39:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 641 transitions. [2021-11-21 04:39:26,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:39:26,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:26,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:26,839 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 04:39:29,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:29,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 401 states and 666 transitions. [2021-11-21 04:39:29,448 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 666 transitions. [2021-11-21 04:39:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:39:29,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:29,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:30,326 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:39:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:35,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 427 states and 700 transitions. [2021-11-21 04:39:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 700 transitions. [2021-11-21 04:39:35,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:39:35,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:35,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:36,325 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:39:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:40,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 429 states and 704 transitions. [2021-11-21 04:39:40,163 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 704 transitions. [2021-11-21 04:39:40,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:39:40,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:40,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 04:39:41,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:41,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 430 states and 705 transitions. [2021-11-21 04:39:41,179 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 705 transitions. [2021-11-21 04:39:41,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:39:41,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:41,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:42,305 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 04:39:44,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:44,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 436 states and 713 transitions. [2021-11-21 04:39:44,871 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 713 transitions. [2021-11-21 04:39:44,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:39:44,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:44,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:44,901 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 04:39:48,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:48,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 449 states and 737 transitions. [2021-11-21 04:39:48,383 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 737 transitions. [2021-11-21 04:39:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:39:48,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:48,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 04:39:50,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 453 states and 742 transitions. [2021-11-21 04:39:50,622 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 742 transitions. [2021-11-21 04:39:50,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:39:50,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:50,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:50,662 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 04:39:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 460 states and 761 transitions. [2021-11-21 04:39:55,231 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 761 transitions. [2021-11-21 04:39:55,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:39:55,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:55,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:55,256 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 04:39:56,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:56,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 460 states and 759 transitions. [2021-11-21 04:39:56,017 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 759 transitions. [2021-11-21 04:39:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:39:56,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:56,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:56,039 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 04:39:57,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 461 states and 759 transitions. [2021-11-21 04:39:57,143 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 759 transitions. [2021-11-21 04:39:57,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:39:57,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:57,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:57,163 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 04:39:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 462 states and 759 transitions. [2021-11-21 04:39:57,793 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 759 transitions. [2021-11-21 04:39:57,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:39:57,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:57,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 04:40:04,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:04,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 467 states and 766 transitions. [2021-11-21 04:40:04,120 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 766 transitions. [2021-11-21 04:40:04,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:40:04,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:04,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:05,005 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:40:08,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:08,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 484 states and 793 transitions. [2021-11-21 04:40:08,956 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 793 transitions. [2021-11-21 04:40:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:40:08,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:08,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:40:10,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:10,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 488 states and 797 transitions. [2021-11-21 04:40:10,296 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 797 transitions. [2021-11-21 04:40:10,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:40:10,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:10,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:10,328 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:40:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:13,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 494 states and 814 transitions. [2021-11-21 04:40:13,733 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 814 transitions. [2021-11-21 04:40:13,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:40:13,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:13,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:14,327 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:40:15,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:15,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 498 states and 819 transitions. [2021-11-21 04:40:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 819 transitions. [2021-11-21 04:40:15,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:40:15,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:15,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:15,205 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 04:40:19,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 510 states and 835 transitions. [2021-11-21 04:40:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 835 transitions. [2021-11-21 04:40:19,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:40:19,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:19,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:19,991 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 04:40:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 515 states and 840 transitions. [2021-11-21 04:40:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 840 transitions. [2021-11-21 04:40:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:40:27,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:27,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 04:40:33,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:33,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 520 states and 846 transitions. [2021-11-21 04:40:33,534 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 846 transitions. [2021-11-21 04:40:33,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:40:33,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:33,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:40:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:38,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 537 states and 870 transitions. [2021-11-21 04:40:38,557 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 870 transitions. [2021-11-21 04:40:38,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:40:38,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:38,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:39,368 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:40:41,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:41,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 545 states and 880 transitions. [2021-11-21 04:40:41,115 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 880 transitions. [2021-11-21 04:40:41,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:40:41,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:41,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:45,290 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:41:00,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 568 states and 927 transitions. [2021-11-21 04:41:00,625 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 927 transitions. [2021-11-21 04:41:00,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:41:00,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:00,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:00,828 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 04:41:04,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:04,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 573 states and 940 transitions. [2021-11-21 04:41:04,311 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 940 transitions. [2021-11-21 04:41:04,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:41:04,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:04,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 04:41:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:08,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 577 states and 945 transitions. [2021-11-21 04:41:08,044 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 945 transitions. [2021-11-21 04:41:08,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:41:08,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:08,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:08,098 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 38 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 04:41:09,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:09,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 580 states and 949 transitions. [2021-11-21 04:41:09,926 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 949 transitions. [2021-11-21 04:41:09,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:41:09,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:09,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 04:41:12,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:12,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 584 states and 954 transitions. [2021-11-21 04:41:12,726 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 954 transitions. [2021-11-21 04:41:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 04:41:12,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:12,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 04:41:19,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 584 states and 947 transitions. [2021-11-21 04:41:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 947 transitions. [2021-11-21 04:41:19,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 04:41:19,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:19,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:19,991 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 04:41:26,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:26,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 584 states and 944 transitions. [2021-11-21 04:41:26,745 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 944 transitions. [2021-11-21 04:41:26,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 04:41:26,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:26,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:27,470 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 04:41:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:29,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 587 states and 948 transitions. [2021-11-21 04:41:29,467 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 948 transitions. [2021-11-21 04:41:29,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 04:41:29,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:29,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:30,130 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:41:34,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:34,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 598 states and 966 transitions. [2021-11-21 04:41:34,966 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 966 transitions. [2021-11-21 04:41:34,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 04:41:34,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:34,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:35,315 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:41:39,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:39,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 609 states and 987 transitions. [2021-11-21 04:41:39,675 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 987 transitions. [2021-11-21 04:41:39,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 04:41:39,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:39,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:39,989 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:41:43,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 613 states and 992 transitions. [2021-11-21 04:41:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 992 transitions. [2021-11-21 04:41:43,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 04:41:43,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:43,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:44,475 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 04:41:46,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:46,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 616 states and 995 transitions. [2021-11-21 04:41:46,678 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 995 transitions. [2021-11-21 04:41:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 04:41:46,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:46,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 04:41:54,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 634 states and 1023 transitions. [2021-11-21 04:41:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1023 transitions. [2021-11-21 04:41:54,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 04:41:54,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:54,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:56,761 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 42 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:42:04,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 637 states and 1033 transitions. [2021-11-21 04:42:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1033 transitions. [2021-11-21 04:42:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 04:42:04,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:04,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:04,277 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 04:42:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 648 states and 1047 transitions. [2021-11-21 04:42:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1047 transitions. [2021-11-21 04:42:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 04:42:06,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:07,315 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 42 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:42:08,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:08,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 648 states and 1046 transitions. [2021-11-21 04:42:08,341 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1046 transitions. [2021-11-21 04:42:08,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 04:42:08,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:08,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 04:42:10,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:10,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 659 states and 1059 transitions. [2021-11-21 04:42:10,433 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1059 transitions. [2021-11-21 04:42:10,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:42:10,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:10,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:14,747 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:42:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 718 states and 1170 transitions. [2021-11-21 04:42:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1170 transitions. [2021-11-21 04:42:52,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:42:52,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:52,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:13,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:13,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 748 states and 1234 transitions. [2021-11-21 04:43:13,118 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1234 transitions. [2021-11-21 04:43:13,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:13,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:13,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:24,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 775 states and 1271 transitions. [2021-11-21 04:43:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1271 transitions. [2021-11-21 04:43:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:24,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:24,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:24,950 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:30,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:30,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 783 states and 1283 transitions. [2021-11-21 04:43:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1283 transitions. [2021-11-21 04:43:30,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:30,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:30,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 50 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:43:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 787 states and 1294 transitions. [2021-11-21 04:43:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1294 transitions. [2021-11-21 04:43:34,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:34,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:34,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:34,153 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 795 states and 1309 transitions. [2021-11-21 04:43:35,939 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1309 transitions. [2021-11-21 04:43:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:35,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:35,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:41,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:41,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 813 states and 1339 transitions. [2021-11-21 04:43:41,459 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1339 transitions. [2021-11-21 04:43:41,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:41,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:41,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:43,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 819 states and 1346 transitions. [2021-11-21 04:43:43,728 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1346 transitions. [2021-11-21 04:43:43,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:43,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:43,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:43,828 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:45,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 820 states and 1349 transitions. [2021-11-21 04:43:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1349 transitions. [2021-11-21 04:43:45,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:45,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:45,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:45,841 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 61 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:52,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:52,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 825 states and 1367 transitions. [2021-11-21 04:43:52,232 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1367 transitions. [2021-11-21 04:43:52,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:52,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:52,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:52,357 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:55,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 828 states and 1373 transitions. [2021-11-21 04:43:55,158 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1373 transitions. [2021-11-21 04:43:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:55,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:55,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:55,265 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:56,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:56,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 829 states and 1376 transitions. [2021-11-21 04:43:56,739 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1376 transitions. [2021-11-21 04:43:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:56,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:56,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:43:58,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 833 states and 1380 transitions. [2021-11-21 04:43:58,204 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1380 transitions. [2021-11-21 04:43:58,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 04:43:58,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:58,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:44:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:00,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 836 states and 1382 transitions. [2021-11-21 04:44:00,830 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1382 transitions. [2021-11-21 04:44:00,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 04:44:00,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:00,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:00,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 04:44:03,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 840 states and 1390 transitions. [2021-11-21 04:44:03,958 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1390 transitions. [2021-11-21 04:44:03,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:44:03,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:03,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:04,030 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-21 04:44:09,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:09,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 845 states and 1402 transitions. [2021-11-21 04:44:09,121 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1402 transitions. [2021-11-21 04:44:09,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:44:09,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:09,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:09,163 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:44:20,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 863 states and 1431 transitions. [2021-11-21 04:44:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1431 transitions. [2021-11-21 04:44:20,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:44:20,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:20,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:20,373 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:44:38,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 887 states and 1470 transitions. [2021-11-21 04:44:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1470 transitions. [2021-11-21 04:44:38,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:44:38,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:38,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:45:02,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:02,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 916 states and 1509 transitions. [2021-11-21 04:45:02,318 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1509 transitions. [2021-11-21 04:45:02,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:45:02,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:02,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 33 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:45:05,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 927 states and 1522 transitions. [2021-11-21 04:45:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1522 transitions. [2021-11-21 04:45:05,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:45:05,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:05,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:07,313 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:45:10,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:10,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 928 states and 1523 transitions. [2021-11-21 04:45:10,951 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1523 transitions. [2021-11-21 04:45:10,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:45:10,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:10,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:15,112 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:45:33,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:33,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 954 states and 1571 transitions. [2021-11-21 04:45:33,887 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1571 transitions. [2021-11-21 04:45:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:45:33,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:33,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:45:44,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:45:44,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 975 states and 1601 transitions. [2021-11-21 04:45:44,281 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1601 transitions. [2021-11-21 04:45:44,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:45:44,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:45:44,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:45:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:45:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1003 states and 1641 transitions. [2021-11-21 04:46:05,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1641 transitions. [2021-11-21 04:46:05,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:05,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:05,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:08,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:08,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1009 states and 1648 transitions. [2021-11-21 04:46:08,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1648 transitions. [2021-11-21 04:46:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:08,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:08,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:08,952 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:16,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:16,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1020 states and 1663 transitions. [2021-11-21 04:46:16,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1663 transitions. [2021-11-21 04:46:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:16,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:16,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:16,573 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:24,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:24,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1027 states and 1675 transitions. [2021-11-21 04:46:24,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1675 transitions. [2021-11-21 04:46:24,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:24,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:24,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1028 states and 1675 transitions. [2021-11-21 04:46:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1675 transitions. [2021-11-21 04:46:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:25,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:25,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:33,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:33,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1046 states and 1698 transitions. [2021-11-21 04:46:33,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1698 transitions. [2021-11-21 04:46:33,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:33,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:33,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:34,113 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:36,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1047 states and 1699 transitions. [2021-11-21 04:46:36,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1699 transitions. [2021-11-21 04:46:36,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:36,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:36,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:36,047 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 04:46:36,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1047 states and 1698 transitions. [2021-11-21 04:46:36,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1698 transitions. [2021-11-21 04:46:36,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:36,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:36,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 04:46:40,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:40,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1047 states and 1694 transitions. [2021-11-21 04:46:40,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1694 transitions. [2021-11-21 04:46:40,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:40,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:40,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:40,624 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:42,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:42,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1054 states and 1702 transitions. [2021-11-21 04:46:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1702 transitions. [2021-11-21 04:46:42,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 04:46:42,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:42,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:46:47,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:47,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1061 states and 1710 transitions. [2021-11-21 04:46:47,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1710 transitions. [2021-11-21 04:46:47,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:46:47,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:47,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:49,219 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 56 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:47:03,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:03,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1072 states and 1728 transitions. [2021-11-21 04:47:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1728 transitions. [2021-11-21 04:47:03,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:03,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:03,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:03,712 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 46 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 04:47:09,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:09,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1078 states and 1736 transitions. [2021-11-21 04:47:09,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1736 transitions. [2021-11-21 04:47:09,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:09,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:09,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 04:47:12,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1080 states and 1737 transitions. [2021-11-21 04:47:12,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1737 transitions. [2021-11-21 04:47:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:12,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:12,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:47:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:22,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1093 states and 1764 transitions. [2021-11-21 04:47:22,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1764 transitions. [2021-11-21 04:47:22,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:22,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:22,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:22,387 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:47:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1099 states and 1780 transitions. [2021-11-21 04:47:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1780 transitions. [2021-11-21 04:47:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:28,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:28,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:28,119 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:47:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1104 states and 1785 transitions. [2021-11-21 04:47:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1785 transitions. [2021-11-21 04:47:30,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:30,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:30,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:30,723 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:47:36,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:36,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1110 states and 1791 transitions. [2021-11-21 04:47:36,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1791 transitions. [2021-11-21 04:47:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:36,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:36,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:36,585 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 04:47:39,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1113 states and 1795 transitions. [2021-11-21 04:47:39,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1795 transitions. [2021-11-21 04:47:39,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:39,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:39,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:40,027 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 25 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 04:47:45,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1119 states and 1805 transitions. [2021-11-21 04:47:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1805 transitions. [2021-11-21 04:47:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:45,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:45,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:47:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1123 states and 1812 transitions. [2021-11-21 04:47:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1812 transitions. [2021-11-21 04:47:47,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:47,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:47,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:47:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:47:51,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1126 states and 1817 transitions. [2021-11-21 04:47:51,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1817 transitions. [2021-11-21 04:47:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:47:51,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:47:51,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:47:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:47:53,885 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:48:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:12,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1142 states and 1851 transitions. [2021-11-21 04:48:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1851 transitions. [2021-11-21 04:48:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:48:12,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:12,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:12,663 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:48:14,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:14,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1144 states and 1854 transitions. [2021-11-21 04:48:14,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1854 transitions. [2021-11-21 04:48:14,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:48:14,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:14,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:14,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:48:16,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:16,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1146 states and 1859 transitions. [2021-11-21 04:48:16,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1859 transitions. [2021-11-21 04:48:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:48:16,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:16,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:16,968 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:48:19,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1148 states and 1861 transitions. [2021-11-21 04:48:19,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1861 transitions. [2021-11-21 04:48:19,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:48:19,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:19,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:19,152 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 04:48:21,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:21,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1152 states and 1868 transitions. [2021-11-21 04:48:21,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1868 transitions. [2021-11-21 04:48:21,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:48:21,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:21,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:21,245 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 04:48:25,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1152 states and 1867 transitions. [2021-11-21 04:48:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1867 transitions. [2021-11-21 04:48:25,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:48:25,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:25,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 63 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 04:48:29,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:29,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1155 states and 1871 transitions. [2021-11-21 04:48:29,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1871 transitions. [2021-11-21 04:48:29,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:48:29,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:29,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:29,863 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 63 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 04:48:32,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:48:32,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1157 states and 1873 transitions. [2021-11-21 04:48:32,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1873 transitions. [2021-11-21 04:48:32,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:48:32,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:48:32,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:48:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:48:33,688 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:49:07,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1194 states and 1942 transitions. [2021-11-21 04:49:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1942 transitions. [2021-11-21 04:49:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:49:07,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:07,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:49:25,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1218 states and 1972 transitions. [2021-11-21 04:49:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1972 transitions. [2021-11-21 04:49:25,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:49:25,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:25,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:49:34,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:34,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1235 states and 2000 transitions. [2021-11-21 04:49:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2000 transitions. [2021-11-21 04:49:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:49:34,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:34,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:35,821 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 04:49:45,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:49:45,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1246 states and 2015 transitions. [2021-11-21 04:49:45,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2015 transitions. [2021-11-21 04:49:45,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:49:45,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:49:45,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:49:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:49:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.