./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array6_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array6_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81db346fb66b40514998cf838e858b3f0793fe5c74d5812efa60193ab54d6833 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:06:39,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:06:39,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:06:39,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:06:39,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:06:39,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:06:39,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:06:39,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:06:39,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:06:39,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:06:39,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:06:39,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:06:39,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:06:39,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:06:39,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:06:39,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:06:39,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:06:39,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:06:39,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:06:39,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:06:39,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:06:39,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:06:39,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:06:39,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:06:39,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:06:39,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:06:39,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:06:39,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:06:39,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:06:39,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:06:39,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:06:39,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:06:39,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:06:39,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:06:39,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:06:39,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:06:39,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:06:39,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:06:39,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:06:39,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:06:39,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:06:39,791 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:06:39,824 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:06:39,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:06:39,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:06:39,826 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:06:39,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:06:39,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:06:39,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:06:39,829 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:06:39,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:06:39,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:06:39,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:06:39,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:06:39,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:06:39,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:06:39,832 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:06:39,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:06:39,833 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:06:39,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:06:39,833 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:06:39,834 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:06:39,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:06:39,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:39,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:06:39,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:06:39,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:06:39,852 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:06:39,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:06:39,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:06:39,853 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_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81db346fb66b40514998cf838e858b3f0793fe5c74d5812efa60193ab54d6833 [2021-11-25 06:06:40,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:06:40,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:06:40,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:06:40,143 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:06:40,144 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:06:40,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-patterns/array6_pattern.c [2021-11-25 06:06:40,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/data/39cfd6825/98cb7659574f4f71a3bd5bdecaf5a5c6/FLAGd71306ad5 [2021-11-25 06:06:40,760 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:06:40,761 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/sv-benchmarks/c/array-patterns/array6_pattern.c [2021-11-25 06:06:40,768 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/data/39cfd6825/98cb7659574f4f71a3bd5bdecaf5a5c6/FLAGd71306ad5 [2021-11-25 06:06:41,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/data/39cfd6825/98cb7659574f4f71a3bd5bdecaf5a5c6 [2021-11-25 06:06:41,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:06:41,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:06:41,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:41,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:06:41,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:06:41,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1967196f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41, skipping insertion in model container [2021-11-25 06:06:41,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:06:41,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:06:41,309 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_8844c37a-9c31-492a-be33-14cd1eea2b2b/sv-benchmarks/c/array-patterns/array6_pattern.c[1356,1369] [2021-11-25 06:06:41,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:41,341 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:06:41,363 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_8844c37a-9c31-492a-be33-14cd1eea2b2b/sv-benchmarks/c/array-patterns/array6_pattern.c[1356,1369] [2021-11-25 06:06:41,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:41,411 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:06:41,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41 WrapperNode [2021-11-25 06:06:41,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:41,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:41,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:06:41,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:06:41,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,481 INFO L137 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2021-11-25 06:06:41,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:41,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:06:41,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:06:41,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:06:41,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:06:41,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:06:41,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:06:41,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:06:41,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:41,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:06:41,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:06:41,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8844c37a-9c31-492a-be33-14cd1eea2b2b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:06:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:06:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 06:06:41,646 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 06:06:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:06:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:06:41,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:06:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:06:41,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:06:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:06:41,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:06:41,724 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:06:41,726 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:06:41,893 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:06:41,925 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:06:41,925 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 06:06:41,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:41 BoogieIcfgContainer [2021-11-25 06:06:41,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:06:41,930 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:06:41,930 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:06:41,941 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:06:41,941 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:41" (1/1) ... [2021-11-25 06:06:41,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:06:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:42,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-25 06:06:42,016 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-25 06:06:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:06:42,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:42,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:42,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2021-11-25 06:06:42,218 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2021-11-25 06:06:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:06:42,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:42,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:42,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:06:42,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:42,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 24 transitions. [2021-11-25 06:06:42,483 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-25 06:06:42,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:06:42,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:42,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:42,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:06:42,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 38 transitions. [2021-11-25 06:06:42,974 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2021-11-25 06:06:42,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:42,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:42,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:43,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:43,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:43,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:43,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:43,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:43,677 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:43,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:43,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:43,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:43,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:43,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:43,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:43,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:43,854 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:43,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:43,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:43,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:43,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:43,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:44,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:44,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:44,053 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:44,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:44,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:44,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:44,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:44,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:44,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:44,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:44,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:44,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:44,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:44,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:44,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:44,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:44,380 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:44,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:44,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:44,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:44,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:44,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:44,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:44,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:44,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:44,516 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:44,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:44,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:44,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:44,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:44,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:44,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:44,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:44,651 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:44,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:44,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:44,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:44,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:44,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:44,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:44,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:44,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:44,808 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:44,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:44,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:44,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:44,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:44,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:44,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:44,934 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:44,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:44,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:44,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:44,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:44,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,288 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,498 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,608 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,715 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,803 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,897 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:45,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:45,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:45,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:45,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:45,992 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:45,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:45,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:45,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,242 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,322 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,416 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,575 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,650 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,725 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:46,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:46,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:46,962 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:46,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:46,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:46,968 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:46,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:46,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:46,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,051 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,126 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,345 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,350 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,424 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,499 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,592 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,754 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,830 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:47,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:47,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:47,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:47,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:47,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:47,990 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:47,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:47,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:47,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,130 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,135 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,213 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,295 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,607 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,832 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:48,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:48,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:48,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:48,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:48,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:48,994 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:48,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:48,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:48,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,085 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,162 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,242 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,313 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,320 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,472 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,553 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,694 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,764 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,839 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,922 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:49,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:49,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:49,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:49,996 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:49,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:49,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,138 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,144 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,357 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,424 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,499 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,633 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,778 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,845 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:50,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:50,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:50,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:50,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:50,994 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:50,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:50,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,162 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,230 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,369 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,441 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,505 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,581 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,650 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,718 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,798 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:51,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:51,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:51,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:51,953 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:51,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:51,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:51,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:51,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:51,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:51,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,043 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,112 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,180 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,247 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,311 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,316 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,393 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,523 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,591 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,667 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,765 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,846 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:52,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:52,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,165 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,375 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,445 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,522 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,803 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,881 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:53,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:53,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:53,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:53,965 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:53,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:53,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,039 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,298 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,398 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,476 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,481 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,638 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,783 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,869 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:54,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:54,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:54,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,222 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,389 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,634 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,714 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,820 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,881 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:55,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:55,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:55,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:55,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,017 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,091 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,335 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,482 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,571 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,646 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,727 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,806 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,884 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:56,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:56,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:56,964 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:56,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:56,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:56,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,032 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,194 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,452 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,530 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,609 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,772 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,852 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,856 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:57,926 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:57,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:57,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,122 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,212 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,218 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,590 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,665 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,841 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:58,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:58,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:58,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:58,922 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:58,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:58,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:58,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:58,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,093 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,205 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,290 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,553 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,636 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,641 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,726 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,822 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:06:59,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:06:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:06:59,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:06:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:06:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:06:59,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,141 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,223 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,305 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,374 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,448 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,523 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,782 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,858 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:00,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:00,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:00,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:00,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,009 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,078 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,161 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,253 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,332 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,587 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,823 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,895 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:01,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:01,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:01,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,027 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,187 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,344 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,422 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,508 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,645 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,713 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,783 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:02,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:02,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:02,928 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:02,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:02,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:02,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:02,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,005 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,085 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,164 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,169 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,343 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,411 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,416 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,565 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,638 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,642 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,714 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,795 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,868 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:03,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:03,932 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:03,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:03,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:03,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,182 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,259 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,350 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,444 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,693 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,769 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,841 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:04,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:04,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:04,910 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:04,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:04,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:04,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:04,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:04,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,099 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,182 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,187 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,358 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,436 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,513 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,591 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,671 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,751 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:05,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:05,917 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:05,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:05,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:05,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:05,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,118 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,203 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,285 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,450 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,609 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,839 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,917 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:06,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:06,994 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:06,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,155 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,283 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,540 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,694 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,773 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,850 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:07,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:07,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:07,916 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:07,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:07,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:07,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:07,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:07,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,167 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,497 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,586 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,761 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,843 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:08,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:08,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:08,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:08,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:08,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:08,996 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:08,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:08,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:08,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,062 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,065 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,198 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,289 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,476 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,563 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,650 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,722 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,806 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:09,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:09,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:09,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:09,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:09,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:09,964 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:09,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:09,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:09,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,042 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,118 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,193 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,275 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,349 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,721 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,801 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,884 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:10,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:10,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:10,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:10,965 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:10,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:10,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,037 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,122 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,201 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,342 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,430 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,522 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,527 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,620 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,717 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,819 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,824 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,892 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:11,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:11,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:11,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:11,987 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:11,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:11,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:11,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,073 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,161 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,344 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,521 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,608 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,783 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,788 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,870 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:12,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:12,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:12,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:12,963 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:12,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:12,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:12,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,218 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,305 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,396 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,486 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,574 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,912 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:13,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:13,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:13,992 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:13,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:13,997 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:13,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:13,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:13,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,081 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,405 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,502 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,603 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,784 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,861 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:14,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:14,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:14,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:14,937 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:14,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:14,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:14,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:14,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:14,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,011 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,173 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,260 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,330 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,422 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,625 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,695 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,797 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,890 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:15,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:15,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:15,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:15,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:15,982 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:15,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,076 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,167 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,251 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,340 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,810 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,889 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:16,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:16,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:16,970 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:16,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:16,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:16,973 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:16,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:16,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,048 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,147 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,317 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,490 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,495 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,674 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:17,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:17,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:17,931 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:17,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:17,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:17,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:17,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:17,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,090 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,167 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,239 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,336 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,403 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,471 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,837 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:18,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:18,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:18,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:18,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:18,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:18,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,009 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,280 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,363 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,542 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,654 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,743 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,833 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:19,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:19,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:19,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:19,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:19,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:19,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,011 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,103 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,194 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,294 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,393 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,491 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,692 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,773 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,844 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:20,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:20,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:20,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:20,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:20,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:20,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,003 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,186 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,300 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,390 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,480 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,566 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,846 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:21,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:21,916 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:21,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:21,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:21,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:21,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:21,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:21,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,003 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,090 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,174 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,399 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,467 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,531 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,855 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,919 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:22,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:22,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:22,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:22,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:22,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:22,988 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:22,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:22,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,057 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,126 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,194 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,419 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,488 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,586 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,840 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:23,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:23,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:23,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:23,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:23,993 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:23,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:23,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,080 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,282 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,285 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,490 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,560 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,631 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,773 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,861 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:24,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:24,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:24,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:24,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:24,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:24,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:24,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:24,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,002 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,005 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,099 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,240 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,433 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,437 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,615 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,731 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,913 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:25,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:25,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:25,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:25,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:25,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:25,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,096 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,290 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,466 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,536 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,674 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,743 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,880 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:26,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:26,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:26,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:26,947 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:26,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:26,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:26,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:26,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,030 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,161 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,254 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,333 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,400 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,466 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,599 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,679 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,746 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,820 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:27,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:27,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:27,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:27,972 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:27,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:27,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:27,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,047 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,121 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,192 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,263 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,334 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,531 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,616 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,698 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,840 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,901 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:28,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:28,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:28,976 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:28,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:28,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:28,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,100 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,238 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,303 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,387 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,449 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,511 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,576 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,636 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,639 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,704 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,783 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,907 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:29,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:29,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:29,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:29,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:29,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,060 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,127 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,188 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,318 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,467 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,551 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,637 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,723 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:30,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:30,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:30,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:30,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:30,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,065 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,238 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,310 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,382 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,454 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,526 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,598 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,662 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,724 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,785 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,846 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,907 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:31,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:31,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:31,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:31,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:31,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,030 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,093 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,407 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,507 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,828 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,913 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:32,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:32,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:32,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:32,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:32,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:32,998 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:32,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:32,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:32,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,166 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,246 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,309 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,433 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,436 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,498 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,621 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,683 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,749 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,876 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:33,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:33,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:33,940 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:33,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:33,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:33,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:33,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:33,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:33,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,066 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,277 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,339 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,402 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,465 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,538 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,541 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,604 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,668 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,806 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,892 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:34,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:34,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:34,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:34,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:34,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:34,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,160 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,235 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,302 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,365 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,490 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,560 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,710 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,773 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,843 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,905 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:35,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:35,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:35,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:35,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:35,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,031 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,112 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,182 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,249 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,325 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,389 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,453 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,518 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,582 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,644 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,647 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,712 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,803 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,863 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,866 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:36,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:36,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:36,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:36,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:36,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:36,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,111 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,193 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,281 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,356 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,431 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,504 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,730 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:37,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:37,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:37,946 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:37,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:37,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:37,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:37,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:37,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,151 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,356 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,430 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,694 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,789 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:38,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:38,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:38,979 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:38,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:38,982 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:38,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:38,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:38,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,049 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,178 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,244 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,441 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,623 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,795 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,885 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:39,946 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:39,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:39,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:39,949 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:39,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:39,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:39,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:39,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:39,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,014 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,092 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,183 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,272 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,529 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,658 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,661 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,724 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,796 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,870 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,873 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:40,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:40,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:40,939 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:40,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:40,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:40,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:40,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:40,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,082 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,211 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,275 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,404 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,468 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,533 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,597 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,662 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,727 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,791 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:41,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:41,953 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:41,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:41,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:41,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,019 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,110 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,113 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,241 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,411 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,501 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,683 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,773 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,865 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:42,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:42,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:42,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:42,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:42,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:42,953 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:42,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:42,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,129 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,197 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,262 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,326 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,396 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,460 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,527 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,593 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,726 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,802 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,899 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:43,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:43,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:43,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:43,975 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:43,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:43,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:43,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,052 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,469 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,558 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,698 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,763 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,853 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:44,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:44,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:44,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:44,945 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:44,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:44,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:44,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:44,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:44,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,037 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,213 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,296 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,426 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,491 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,557 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,624 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,691 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,758 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,917 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:45,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:45,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:45,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:45,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:45,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:45,983 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:45,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:45,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,048 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,311 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,438 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,441 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:07:46,649 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:07:46,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:07:46,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:07:46,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:07:46,711 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:46,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-25 06:09:23,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:23,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:23,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:23,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:23,440 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:23,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:23,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:23,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:23,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:23,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:23,542 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:23,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:23,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:23,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:23,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:23,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:23,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:23,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:23,644 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:23,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:23,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:23,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:23,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:23,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:23,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:23,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:23,748 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:23,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:23,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:23,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:23,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:23,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:23,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:23,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:23,850 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:23,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:23,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:23,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:23,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:23,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:23,948 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:23,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:23,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:23,951 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:23,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:23,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,156 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,256 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,452 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,549 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,646 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,745 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:24,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:24,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:24,969 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:24,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:24,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,065 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,257 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,548 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,644 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,647 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,744 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,841 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:25,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:25,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:25,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:25,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:25,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:25,937 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:25,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:25,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:25,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,033 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,128 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,226 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,325 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,520 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,617 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,711 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,714 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,812 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:26,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:26,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:26,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:26,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:26,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:26,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,125 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,225 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,417 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,515 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,612 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,710 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,804 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,807 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:27,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:27,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:27,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:27,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:27,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:27,999 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:27,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:27,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,096 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,194 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,291 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,389 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,485 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,681 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,876 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:28,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:28,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:28,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:28,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:28,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:28,973 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:28,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:28,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,071 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,198 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,295 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,391 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,489 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,586 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,684 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,781 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:29,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:29,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:29,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:29,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:29,977 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:29,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:29,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,078 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,177 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,276 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,372 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,475 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,574 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,672 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,771 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,870 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:30,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:30,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:30,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:30,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:30,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,165 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,296 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,392 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,681 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,779 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,875 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:31,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:31,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:31,968 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:31,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:31,971 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:31,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:31,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,068 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,166 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,263 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,361 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,458 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,558 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,853 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:32,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:32,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:32,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:32,951 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:32,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:32,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,050 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,149 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,249 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,392 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,510 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,617 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,813 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:33,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:33,910 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:33,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:33,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:33,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:33,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:33,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,105 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,512 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,816 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,819 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:34,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:34,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:34,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:34,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:34,941 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:34,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:34,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:34,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,075 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,180 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,389 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,540 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,671 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,877 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:35,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:35,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:35,979 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:35,982 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:35,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:35,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:35,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,087 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,295 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,504 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,607 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,712 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,815 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:36,920 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:36,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:36,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:36,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,129 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,236 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,341 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,449 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,553 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,555 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,655 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,658 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,764 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,890 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:37,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:37,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:37,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:37,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:37,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:37,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,090 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,188 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,287 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,602 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,708 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,815 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:38,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:38,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:38,920 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:38,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:38,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:38,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:38,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:38,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,025 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,130 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,235 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,340 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:39,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:39,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:39,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:39,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:39,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:39,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:39,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:39,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,003 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,100 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,199 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,295 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,393 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,592 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,693 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,797 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:40,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:40,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:40,902 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:40,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:40,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:40,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,006 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,210 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,311 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,313 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,413 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,510 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,513 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,613 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,711 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:41,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:41,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:41,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:41,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:41,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:41,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,056 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,154 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,351 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,654 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,750 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,752 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,851 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:42,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:42,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:42,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:42,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:42,950 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:42,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:42,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:42,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,053 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,155 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,452 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,552 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,651 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,751 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,851 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:43,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:43,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:43,951 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:43,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:43,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,051 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,171 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,268 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,271 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,370 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,570 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,868 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:44,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:44,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:44,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:44,967 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:44,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:44,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,166 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,364 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,771 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,870 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,873 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:45,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:45,972 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:45,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:45,975 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:45,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:45,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,074 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,198 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,300 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,400 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,718 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,818 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:46,921 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:46,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:46,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:46,924 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:46,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:46,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:46,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:46,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:46,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,024 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,124 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,327 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,428 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,627 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,828 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:47,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:47,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:47,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:47,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:47,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:47,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:47,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,345 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,662 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,769 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:48,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:48,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:48,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:48,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:48,976 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:48,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:48,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,187 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,297 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,404 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,509 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,614 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,825 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:49,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:49,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:49,933 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:49,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:49,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,039 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,141 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,143 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,298 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,623 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,733 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,842 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:50,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:50,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:50,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:50,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:50,950 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:50,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:50,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:50,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,055 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,058 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,166 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,271 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,274 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,489 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,596 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,808 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:51,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:51,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:51,915 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:51,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:51,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:51,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:51,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:51,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,024 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,132 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,240 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,348 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,479 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,584 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,689 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,796 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:52,901 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:52,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:52,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:52,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:52,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,001 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,202 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,309 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,522 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,630 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,736 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,845 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:53,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:53,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:53,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:53,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:53,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:53,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:53,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:53,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,060 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,169 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,379 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,382 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,536 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,854 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:54,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:54,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:54,962 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:54,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:54,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,068 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,174 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,282 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,604 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,710 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,817 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:55,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:55,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:55,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:55,931 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:55,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:55,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,037 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,145 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,253 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,361 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,705 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,812 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:56,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:56,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:56,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:56,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:56,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:56,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:56,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,130 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,133 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,454 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,671 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,779 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,886 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:57,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:57,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:57,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:57,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:57,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:57,991 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:57,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:57,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:57,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,203 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,309 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,534 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,643 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:58,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:58,989 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:58,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:58,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,200 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,306 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,413 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,519 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,839 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:59,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:09:59,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:09:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:09:59,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:59,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:09:59,945 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:09:59,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:09:59,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:59,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,157 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,263 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,490 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,726 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,858 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:00,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:00,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:00,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:00,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:00,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:00,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:00,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,070 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,177 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,283 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,498 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,710 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:01,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:01,922 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:01,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:01,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:01,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:01,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,028 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,135 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,347 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,455 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,564 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,671 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,780 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:02,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:02,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:02,912 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:02,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:02,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:02,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,127 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,234 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,654 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,755 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,758 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:03,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:03,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:03,966 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:03,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:03,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:03,969 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:03,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:03,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:03,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,180 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,287 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,395 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,605 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,826 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:04,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:04,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:04,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:04,956 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:04,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:04,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,171 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,277 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,380 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,383 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,594 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,811 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:05,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:05,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:05,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:05,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:05,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:05,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:05,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:05,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,026 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:06,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,131 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:06,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,238 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:06,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,345 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:06,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:06,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,562 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:06,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,670 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:06,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:06,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:06,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:06,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:06,946 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:06,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,052 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,159 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,267 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,376 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,484 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,589 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:07,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:07,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:07,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:07,914 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:07,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:07,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:07,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:07,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:07,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,126 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,232 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,340 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,550 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,553 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:08,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:08,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:08,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:08,877 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:08,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:08,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:08,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:08,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,010 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,115 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,118 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,229 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,446 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,554 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,663 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:09,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:09,891 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:09,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:09,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:09,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:09,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:09,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:09,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,001 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:10,105 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:10,212 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:10,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,538 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:10,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:10,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,751 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:10,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:10,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:10,858 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:10,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:10,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:10,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:10,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,117 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,226 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,336 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,557 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,662 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,768 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,874 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:11,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:11,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:11,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:11,979 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:11,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:11,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,082 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,190 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,193 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,406 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,514 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,620 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,832 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:12,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:12,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:12,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:12,943 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:12,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:12,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:12,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,174 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,282 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,494 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,599 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,705 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,810 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:13,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:13,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:13,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:13,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:13,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,026 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,132 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,454 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,563 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,779 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:14,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:14,889 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:14,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:14,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:14,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:14,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:14,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,018 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,246 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,360 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,470 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,577 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,684 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:15,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:15,903 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:15,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:15,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:15,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:15,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:15,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,013 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:16,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,123 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:16,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,233 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:16,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,344 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:16,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,454 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:16,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:16,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,678 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:16,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,784 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,787 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:16,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:16,891 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:16,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,031 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,138 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,280 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,500 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,717 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,824 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:17,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:17,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:17,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:17,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:17,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:17,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,465 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,573 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,680 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:18,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:18,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:18,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:18,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:18,895 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:18,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:18,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:18,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,026 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,029 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,133 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,135 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,241 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,457 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,677 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,783 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:19,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:19,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:19,992 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:19,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:19,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:19,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:19,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,101 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,208 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,316 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,425 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,644 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,862 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:20,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:20,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:20,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:20,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:20,996 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:20,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:20,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:20,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,116 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,224 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,334 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,551 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,659 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:21,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:21,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:21,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:21,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:21,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:21,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:21,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:21,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,091 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,194 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,304 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,519 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,625 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,734 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:22,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:22,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:22,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,071 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,177 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,281 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,390 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,600 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,603 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:23,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:23,935 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:23,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:23,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:23,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,047 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,157 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,267 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,377 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,486 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,706 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,862 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:24,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:24,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:24,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:24,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:24,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:24,967 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:24,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:24,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:24,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,288 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,394 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,610 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,719 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,826 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:25,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:25,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:25,943 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:25,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,051 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,377 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,488 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,598 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:26,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:26,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:26,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:26,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:26,941 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:26,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:26,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:26,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,279 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,392 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,499 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,502 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,612 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,723 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,833 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:27,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:27,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:27,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:27,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:27,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:27,943 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:27,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:27,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:27,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,272 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,496 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,878 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:28,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:28,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:28,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:28,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:28,986 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:28,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:28,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:28,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,094 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,202 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,311 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,418 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,526 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,635 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:29,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:29,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:29,962 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:29,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:29,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:29,964 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:29,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:29,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:29,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:30,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:30,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:30,073 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:30,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:30,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:30,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:30,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:30,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:30,182 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:30,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:30,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:30,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:30,305 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:30,309 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:30,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:30,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:30,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:30,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:30,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:30,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:30,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:30,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:30,605 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:30,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:30,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:30,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:30,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:30,725 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:30,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:30,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:30,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:30,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:30,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:30,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:30,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:30,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:30,970 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:30,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:30,973 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:30,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:31,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:31,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:31,099 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:31,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:31,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:31,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:31,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:31,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:31,332 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:31,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:31,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:31,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:31,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:31,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:31,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:31,563 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:31,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:31,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:31,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:31,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:31,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:31,798 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:31,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:31,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:31,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:31,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:31,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:31,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:31,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:32,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:32,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:32,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:32,027 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:32,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:32,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:32,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:32,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:32,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:32,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:32,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:32,148 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:32,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:32,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:32,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:32,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:32,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:32,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:32,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:32,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:32,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:32,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:32,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:32,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:32,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:32,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:32,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:32,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:32,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:32,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:32,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:32,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:32,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:32,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:32,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:32,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:32,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:32,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:32,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:32,620 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:32,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:32,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:32,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:32,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:32,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:32,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:32,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:32,736 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:32,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:32,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:32,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,038 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,041 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,157 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,276 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,393 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,508 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,510 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,624 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,626 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:33,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:33,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:33,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:33,979 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:33,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:33,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:34,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:34,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:34,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:34,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:34,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:34,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:34,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:34,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:34,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:34,212 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:34,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:34,214 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:34,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:34,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:34,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:34,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:34,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:34,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:34,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:34,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:34,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:34,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:34,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:34,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:34,778 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:34,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:34,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:34,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,035 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,147 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,150 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,264 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,377 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,612 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,729 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,845 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:35,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:35,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:35,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:35,962 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:35,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:35,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:35,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:36,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:36,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:36,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:36,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:36,213 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:36,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:36,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:36,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:36,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:36,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:36,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:36,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:36,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:36,360 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:36,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:36,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:36,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:36,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:36,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:36,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:36,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:36,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:36,507 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:36,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:36,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:36,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:36,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:36,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:36,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:36,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:36,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:36,651 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:36,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:36,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:36,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:36,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:36,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:36,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:36,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:36,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:36,945 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:36,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:36,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:37,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:37,059 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:37,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:37,062 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:37,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:37,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:37,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:37,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:37,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:37,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:37,179 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:37,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:37,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:37,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:37,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:37,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:37,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:37,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:37,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:37,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:37,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:37,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:37,426 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:37,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:37,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:37,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:37,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:37,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:37,572 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:37,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:37,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:37,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:37,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:37,718 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:37,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:37,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:37,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:37,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:37,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:37,863 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:37,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:37,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:37,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:37,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:37,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:38,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:38,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:38,008 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:38,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:38,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:38,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:38,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:38,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:38,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:38,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:38,335 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:38,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:38,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:38,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:38,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:38,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:38,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:38,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:38,454 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:38,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:38,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:38,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:38,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:38,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:38,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:38,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:38,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:38,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:38,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:38,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:38,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:38,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:38,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:38,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:38,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:38,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:38,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:38,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:38,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:38,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:39,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:39,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:39,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:39,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:39,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:39,106 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:39,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:39,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:39,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:39,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:39,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:39,324 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:39,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:39,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:39,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:39,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:39,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:39,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:39,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:39,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:39,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:39,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:39,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:39,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:39,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:39,612 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:39,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:39,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:39,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:39,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:39,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:39,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:39,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:39,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:39,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:40,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:40,003 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:40,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:40,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:40,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:40,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:40,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:40,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:40,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:40,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:40,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:40,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:40,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:40,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:40,357 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:40,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:40,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:40,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:40,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:40,483 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:40,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:40,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:40,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:40,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:40,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:40,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:40,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:40,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:40,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:40,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:40,945 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:40,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:40,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:41,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:41,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:41,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:41,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:41,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:41,064 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:41,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:41,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:41,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:41,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:41,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:41,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:41,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:41,191 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:41,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:41,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:41,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:41,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:41,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:41,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:41,432 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:41,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:41,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:41,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:41,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:41,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:41,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:41,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:41,548 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:41,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:41,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:41,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:41,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:41,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:41,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:41,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:41,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:41,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:41,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:41,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:41,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:41,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:41,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:41,787 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:41,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:41,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:41,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:41,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:41,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:41,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:41,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:41,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:41,904 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:41,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:41,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:41,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:42,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:42,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:42,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:42,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:42,167 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:42,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:42,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:42,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:42,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:42,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:42,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:42,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:42,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:42,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:42,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:42,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:42,458 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:42,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:42,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:42,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:42,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:42,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:42,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:42,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:42,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:42,604 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:42,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:42,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:42,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:42,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:42,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:42,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:42,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:42,750 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:42,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:42,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:42,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:42,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:43,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:43,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:43,048 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:43,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:43,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:43,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:43,165 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:43,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:43,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:43,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:43,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:43,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:43,281 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:43,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:43,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:43,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:43,394 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:43,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:43,397 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:43,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:43,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:43,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:43,510 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:43,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:43,513 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:43,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:43,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:43,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:43,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:43,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:43,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:43,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:43,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:43,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:43,901 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:43,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:43,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:43,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:43,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:44,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:44,016 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:44,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:44,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:44,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:44,130 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:44,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:44,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:44,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:44,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:44,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:44,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:44,250 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:44,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:44,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:44,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:44,366 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:44,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:44,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:44,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:44,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:44,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:44,483 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:44,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:44,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:44,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:44,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:44,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:44,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:44,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:44,848 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:44,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:44,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:44,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:44,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:44,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:44,965 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:44,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:45,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:45,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:45,081 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:45,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:45,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:45,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:45,198 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:45,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:45,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:45,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:45,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:45,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:45,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:45,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:45,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:45,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:45,743 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:45,746 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:45,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:45,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:45,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:45,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:45,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:45,892 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:45,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:45,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:45,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:46,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:46,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:46,041 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:46,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:46,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:46,045 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:46,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:46,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:46,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:46,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:46,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:46,189 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:46,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:46,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:46,193 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:46,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:46,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:46,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:46,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:46,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:46,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:46,344 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:46,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:46,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:46,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:46,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:46,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:46,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:46,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:46,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:46,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:46,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:46,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:46,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:46,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:46,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:46,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:46,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:46,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:46,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:46,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:46,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:46,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:46,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:46,919 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:46,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:46,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:46,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:47,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:47,052 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:47,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:47,056 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:47,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:47,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:47,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:47,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:47,212 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:47,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:47,216 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:47,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:47,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:47,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:47,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:47,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:47,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:47,374 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:47,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:47,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:47,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:47,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:47,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:47,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:47,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:47,499 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:47,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:47,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:47,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:47,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:47,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:47,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:47,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:47,778 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:47,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:47,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:47,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:47,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:47,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:47,895 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:47,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:47,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:47,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:47,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:48,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:48,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:48,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:48,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:48,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:48,130 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:48,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:48,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:48,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:48,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:48,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:48,246 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:48,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:48,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:48,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:48,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:48,364 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:48,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:48,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:48,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:48,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:48,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:48,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:48,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:48,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:48,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:48,784 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:48,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:48,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:48,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:48,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:48,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:48,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:48,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:48,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:48,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:48,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:49,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:49,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:49,019 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:49,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:49,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:49,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:49,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:49,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:49,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:49,135 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:49,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:49,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:49,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:49,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:49,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:49,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:49,255 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:49,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:49,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:49,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:49,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:49,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:49,376 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:49,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:49,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:49,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:49,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:49,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:49,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:49,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:49,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:49,816 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:49,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:49,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:49,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:49,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:49,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:49,967 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:49,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:49,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:50,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:50,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:50,112 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:50,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:50,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:50,115 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:50,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:50,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:50,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:50,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:50,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:50,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:50,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:50,264 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:50,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:50,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:50,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:50,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:50,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:50,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:50,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:50,411 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:50,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:50,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:50,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:50,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:50,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:50,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:50,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:50,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:50,561 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:50,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:50,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:50,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:50,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:50,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:50,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:50,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:50,859 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:50,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:50,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:50,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:50,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:50,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:50,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:50,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:50,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:50,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:51,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:51,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:51,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:51,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:51,093 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:51,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:51,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:51,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:51,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:51,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:51,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:51,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:51,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:51,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:51,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:51,328 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:51,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:51,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:51,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:51,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:51,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:51,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:51,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:51,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:51,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:51,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:51,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:51,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:51,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:51,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:51,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:51,567 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:51,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:51,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:51,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:51,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:51,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:51,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:51,859 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:51,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:51,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:51,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:51,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:51,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:51,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:51,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:52,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:52,089 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:52,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:52,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:52,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:52,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:52,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:52,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:52,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:52,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:52,329 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:52,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:52,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:52,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:52,444 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:52,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:52,447 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:52,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:52,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:52,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:52,565 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:52,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:52,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:52,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:52,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:52,857 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:52,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:52,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:52,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:52,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:52,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:52,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:53,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:53,089 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:53,092 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:53,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:53,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:53,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:53,214 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:53,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:53,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:53,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:53,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:53,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:53,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:53,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:53,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:53,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:53,591 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:53,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:53,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:53,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:53,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:53,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:53,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:54,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:54,059 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:54,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:54,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:54,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:54,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:54,213 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:54,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:54,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:54,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:54,359 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:54,362 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:54,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:54,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:54,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:54,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:54,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:54,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:54,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:54,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:54,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:54,660 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:54,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:54,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:54,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:54,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:54,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:54,811 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:54,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:54,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:55,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:55,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:55,139 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:55,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:55,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:55,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:55,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:55,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:55,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:55,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:55,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:55,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:55,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:55,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:55,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:55,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:55,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:55,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:55,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:55,608 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:55,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:55,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:55,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:55,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:55,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:55,729 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:55,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:55,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:55,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:55,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:55,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:55,847 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:55,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:56,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:56,133 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:56,136 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:56,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:56,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:56,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:56,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:56,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:56,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:56,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:56,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:56,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:56,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:56,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:56,512 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:56,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:56,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:56,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:56,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:56,634 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:56,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:56,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:56,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:56,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:56,753 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:56,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:56,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:56,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:56,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:56,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:56,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:56,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:56,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:56,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:56,996 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:56,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:57,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:57,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:57,326 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:57,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:57,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:57,442 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:57,445 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:57,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:57,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:57,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:57,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:57,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:57,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:57,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:57,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:57,682 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:57,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:57,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:57,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:57,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:57,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:57,801 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:57,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:57,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:57,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:57,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:57,920 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:57,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:57,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:58,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:58,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:58,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:58,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:58,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:58,041 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:58,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:58,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:58,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:58,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:10:58,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:10:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:10:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 47 transitions. [2021-11-25 06:10:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-25 06:10:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:10:58,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:58,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms